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mirror of https://github.com/wailsapp/wails.git synced 2025-05-03 18:13:20 +08:00
wails/v2/internal/ffenestri/ffenestri_darwin.c
2021-01-14 13:55:20 +11:00

1727 lines
51 KiB
C

#ifdef FFENESTRI_DARWIN
#include "ffenestri_darwin.h"
#include "menu_darwin.h"
#include "contextmenus_darwin.h"
#include "traymenustore_darwin.h"
#include "traymenu_darwin.h"
// References to assets
#include "assets.h"
extern const unsigned char runtime;
// Dialog icons
extern const unsigned char *defaultDialogIcons[];
#include "userdialogicons.h"
// MAIN DEBUG FLAG
int debug;
// A cache for all our dialog icons
struct hashmap_s dialogIconCache;
// Dispatch Method
typedef void (^dispatchMethod)(void);
// dispatch will execute the given `func` pointer
void dispatch(dispatchMethod func) {
dispatch_async(dispatch_get_main_queue(), func);
}
// yes command simply returns YES!
BOOL yes(id self, SEL cmd)
{
return YES;
}
// Prints a hashmap entry
int hashmap_log(void *const context, struct hashmap_element_s *const e) {
printf("%s: %p ", (char*)e->key, e->data);
return 0;
}
// Utility function to visualise a hashmap
void dumpHashmap(const char *name, struct hashmap_s *hashmap) {
printf("%s = { ", name);
if (0!=hashmap_iterate_pairs(hashmap, hashmap_log, NULL)) {
fprintf(stderr, "Failed to dump hashmap entries\n");
}
printf("}\n");
}
extern void messageFromWindowCallback(const char *);
typedef void (*ffenestriCallback)(const char *);
void HideMouse() {
msg(c("NSCursor"), s("hide"));
}
void ShowMouse() {
msg(c("NSCursor"), s("unhide"));
}
struct Application {
// Cocoa data
id application;
id delegate;
id mainWindow;
id wkwebview;
id manager;
id config;
id mouseEvent;
id mouseDownMonitor;
id mouseUpMonitor;
// Window Data
const char *title;
int width;
int height;
int minWidth;
int minHeight;
int maxWidth;
int maxHeight;
int resizable;
int devtools;
int fullscreen;
int red;
int green;
int blue;
int alpha;
int webviewIsTranparent;
const char *appearance;
int decorations;
int logLevel;
// Features
int frame;
int startHidden;
int maximised;
int titlebarAppearsTransparent;
int hideTitle;
int hideTitleBar;
int fullSizeContent;
int useToolBar;
int hideToolbarSeparator;
int windowBackgroundIsTranslucent;
// Menu
Menu *applicationMenu;
// Tray
TrayMenuStore* trayMenuStore;
// Context Menus
ContextMenuStore *contextMenuStore;
// Callback
ffenestriCallback sendMessageToBackend;
// Bindings
const char *bindings;
};
// Debug works like sprintf but mutes if the global debug flag is true
// Credit: https://stackoverflow.com/a/20639708
#define MAXMESSAGE 1024*10
char logbuffer[MAXMESSAGE];
void Debug(struct Application *app, const char *message, ... ) {
if ( debug ) {
const char *temp = concat("LTFfenestri (C) | ", message);
va_list args;
va_start(args, message);
vsnprintf(logbuffer, MAXMESSAGE, temp, args);
app->sendMessageToBackend(&logbuffer[0]);
MEMFREE(temp);
va_end(args);
}
}
void Fatal(struct Application *app, const char *message, ... ) {
const char *temp = concat("LFFfenestri (C) | ", message);
va_list args;
va_start(args, message);
vsnprintf(logbuffer, MAXMESSAGE, temp, args);
app->sendMessageToBackend(&logbuffer[0]);
MEMFREE(temp);
va_end(args);
}
bool isRetina(struct Application *app) {
CGFloat scale = GET_BACKINGSCALEFACTOR(app->mainWindow);
if( (int)scale == 1 ) {
return false;
}
return true;
}
void TitlebarAppearsTransparent(struct Application* app) {
app->titlebarAppearsTransparent = 1;
}
void HideTitle(struct Application *app) {
app->hideTitle = 1;
}
void HideTitleBar(struct Application *app) {
app->hideTitleBar = 1;
}
void HideToolbarSeparator(struct Application *app) {
app->hideToolbarSeparator = 1;
}
void UseToolbar(struct Application *app) {
app->useToolBar = 1;
}
// WebviewIsTransparent will make the webview transparent
// revealing the Cocoa window underneath
void WebviewIsTransparent(struct Application *app) {
app->webviewIsTranparent = 1;
}
// SetAppearance will set the window's Appearance to the
// given value
void SetAppearance(struct Application *app, const char *appearance) {
app->appearance = appearance;
}
void applyWindowColour(struct Application *app) {
// Apply the colour only if the window has been created
if( app->mainWindow != NULL ) {
ON_MAIN_THREAD(
id colour = msg(c("NSColor"), s("colorWithCalibratedRed:green:blue:alpha:"),
(float)app->red / 255.0,
(float)app->green / 255.0,
(float)app->blue / 255.0,
(float)app->alpha / 255.0);
msg(app->mainWindow, s("setBackgroundColor:"), colour);
);
}
}
void SetColour(struct Application *app, int red, int green, int blue, int alpha) {
app->red = red;
app->green = green;
app->blue = blue;
app->alpha = alpha;
applyWindowColour(app);
}
void FullSizeContent(struct Application *app) {
app->fullSizeContent = 1;
}
void Hide(struct Application *app) {
ON_MAIN_THREAD(
msg(app->application, s("hide:"))
);
}
void Show(struct Application *app) {
ON_MAIN_THREAD(
msg(app->mainWindow, s("makeKeyAndOrderFront:"), NULL);
msg(app->application, s("activateIgnoringOtherApps:"), YES);
);
}
void WindowBackgroundIsTranslucent(struct Application *app) {
app->windowBackgroundIsTranslucent = 1;
}
// Sends messages to the backend
void messageHandler(id self, SEL cmd, id contentController, id message) {
struct Application *app = (struct Application *)objc_getAssociatedObject(
self, "application");
const char *name = (const char *)msg(msg(message, s("name")), s("UTF8String"));
if( strcmp(name, "completed") == 0) {
// Delete handler
msg(app->manager, s("removeScriptMessageHandlerForName:"), str("completed"));
// TODO: Notify backend we're ready and get them to call back for the Show()
if (app->startHidden == 0) {
Show(app);
}
// TODO: Check this actually does reduce flicker
msg(app->config, s("setValue:forKey:"), msg(c("NSNumber"), s("numberWithBool:"), 0), str("suppressesIncrementalRendering"));
// Notify backend we are ready (system startup)
app->sendMessageToBackend("SS");
} else if( strcmp(name, "windowDrag") == 0 ) {
// Guard against null events
if( app->mouseEvent != NULL ) {
HideMouse();
ON_MAIN_THREAD(
msg(app->mainWindow, s("performWindowDragWithEvent:"), app->mouseEvent);
);
}
} else if( strcmp(name, "contextMenu") == 0 ) {
// Did we get a context menu selector?
if( message == NULL) {
return;
}
const char *contextMenuMessage = cstr(msg(message, s("body")));
if( contextMenuMessage == NULL ) {
Debug(app, "EMPTY CONTEXT MENU MESSAGE!!\n");
return;
}
// Parse the message
JsonNode *contextMenuMessageJSON = json_decode(contextMenuMessage);
if( contextMenuMessageJSON == NULL ) {
Debug(app, "Error decoding context menu message: %s", contextMenuMessage);
return;
}
// Get menu ID
JsonNode *contextMenuIDNode = json_find_member(contextMenuMessageJSON, "id");
if( contextMenuIDNode == NULL ) {
Debug(app, "Error decoding context menu ID: %s", contextMenuMessage);
json_delete(contextMenuMessageJSON);
return;
}
if( contextMenuIDNode->tag != JSON_STRING ) {
Debug(app, "Error decoding context menu ID (Not a string): %s", contextMenuMessage);
json_delete(contextMenuMessageJSON);
return;
}
// Get menu Data
JsonNode *contextMenuDataNode = json_find_member(contextMenuMessageJSON, "data");
if( contextMenuDataNode == NULL ) {
Debug(app, "Error decoding context menu data: %s", contextMenuMessage);
json_delete(contextMenuMessageJSON);
return;
}
if( contextMenuDataNode->tag != JSON_STRING ) {
Debug(app, "Error decoding context menu data (Not a string): %s", contextMenuMessage);
json_delete(contextMenuMessageJSON);
return;
}
// We need to copy these as the JSON node will be destroyed on this thread and the
// string data will become corrupt. These need to be freed by the context menu code.
const char* contextMenuID = STRCOPY(contextMenuIDNode->string_);
const char* contextMenuData = STRCOPY(contextMenuDataNode->string_);
ON_MAIN_THREAD(
ShowContextMenu(app->contextMenuStore, app->mainWindow, contextMenuID, contextMenuData);
);
json_delete(contextMenuMessageJSON);
} else {
// const char *m = (const char *)msg(msg(message, s("body")), s("UTF8String"));
const char *m = cstr(msg(message, s("body")));
app->sendMessageToBackend(m);
}
}
// closeWindow is called when the close button is pressed
void closeWindow(id self, SEL cmd, id sender) {
struct Application *app = (struct Application *) objc_getAssociatedObject(self, "application");
app->sendMessageToBackend("WC");
}
bool isDarkMode(struct Application *app) {
id userDefaults = msg(c("NSUserDefaults"), s("standardUserDefaults"));
const char *mode = cstr(msg(userDefaults, s("stringForKey:"), str("AppleInterfaceStyle")));
return ( mode != NULL && strcmp(mode, "Dark") == 0 );
}
void ExecJS(struct Application *app, const char *js) {
ON_MAIN_THREAD(
msg(app->wkwebview,
s("evaluateJavaScript:completionHandler:"),
str(js),
NULL);
);
}
void willFinishLaunching(id self, SEL cmd, id sender) {
struct Application *app = (struct Application *) objc_getAssociatedObject(self, "application");
messageFromWindowCallback("Ej{\"name\":\"wails:launched\",\"data\":[]}");
}
void emitThemeChange(struct Application *app) {
bool currentThemeIsDark = isDarkMode(app);
if (currentThemeIsDark) {
messageFromWindowCallback("Ej{\"name\":\"wails:system:themechange\",\"data\":[true]}");
} else {
messageFromWindowCallback("Ej{\"name\":\"wails:system:themechange\",\"data\":[false]}");
}
}
void themeChanged(id self, SEL cmd, id sender) {
struct Application *app = (struct Application *)objc_getAssociatedObject(
self, "application");
// emitThemeChange(app);
bool currentThemeIsDark = isDarkMode(app);
if ( currentThemeIsDark ) {
ExecJS(app, "window.wails.Events.Emit( 'wails:system:themechange', true );");
} else {
ExecJS(app, "window.wails.Events.Emit( 'wails:system:themechange', false );");
}
}
// void willFinishLaunching(id self) {
// struct Application *app = (struct Application *) objc_getAssociatedObject(self, "application");
// Debug(app, "willFinishLaunching called!");
// }
int releaseNSObject(void *const context, struct hashmap_element_s *const e) {
msg(e->data, s("release"));
return -1;
}
void destroyContextMenus(struct Application *app) {
DeleteContextMenuStore(app->contextMenuStore);
}
void freeDialogIconCache(struct Application *app) {
// Release the dialog cache images
if( hashmap_num_entries(&dialogIconCache) > 0 ) {
if (0!=hashmap_iterate_pairs(&dialogIconCache, releaseNSObject, NULL)) {
Fatal(app, "failed to release hashmap entries!");
}
}
//Free radio groups hashmap
hashmap_destroy(&dialogIconCache);
}
void DestroyApplication(struct Application *app) {
Debug(app, "Destroying Application");
// Free the bindings
if (app->bindings != NULL) {
MEMFREE(app->bindings);
} else {
Debug(app, "Almost a double free for app->bindings");
}
// Remove mouse monitors
if( app->mouseDownMonitor != NULL ) {
msg( c("NSEvent"), s("removeMonitor:"), app->mouseDownMonitor);
}
if( app->mouseUpMonitor != NULL ) {
msg( c("NSEvent"), s("removeMonitor:"), app->mouseUpMonitor);
}
// Delete the application menu if we have one
if( app->applicationMenu != NULL ) {
DeleteMenu(app->applicationMenu);
}
// Delete the tray menu store
DeleteTrayMenuStore(app->trayMenuStore);
// Delete the context menu store
DeleteContextMenuStore(app->contextMenuStore);
// Destroy the context menus
destroyContextMenus(app);
// Free dialog icon cache
freeDialogIconCache(app);
// Unload the tray Icons
UnloadTrayIcons();
// Remove script handlers
msg(app->manager, s("removeScriptMessageHandlerForName:"), str("contextMenu"));
msg(app->manager, s("removeScriptMessageHandlerForName:"), str("windowDrag"));
msg(app->manager, s("removeScriptMessageHandlerForName:"), str("external"));
// Close main window
msg(app->mainWindow, s("close"));
// Terminate app
msg(c("NSApp"), s("terminate:"), NULL);
Debug(app, "Finished Destroying Application");
}
// Quit will stop the cocoa application and free up all the memory
// used by the application
void Quit(struct Application *app) {
Debug(app, "Quit Called");
DestroyApplication(app);
}
// SetTitle sets the main window title to the given string
void SetTitle(struct Application *app, const char *title) {
Debug(app, "SetTitle Called");
ON_MAIN_THREAD(
msg(app->mainWindow, s("setTitle:"), str(title));
);
}
void ToggleFullscreen(struct Application *app) {
ON_MAIN_THREAD(
app->fullscreen = !app->fullscreen;
MAIN_WINDOW_CALL("toggleFullScreen:");
);
}
bool isFullScreen(struct Application *app) {
int mask = (int)msg(app->mainWindow, s("styleMask"));
bool result = (mask & NSWindowStyleMaskFullscreen) == NSWindowStyleMaskFullscreen;
return result;
}
// Fullscreen sets the main window to be fullscreen
void Fullscreen(struct Application *app) {
Debug(app, "Fullscreen Called");
if( ! isFullScreen(app) ) {
ToggleFullscreen(app);
}
}
// UnFullscreen resets the main window after a fullscreen
void UnFullscreen(struct Application *app) {
Debug(app, "UnFullscreen Called");
if( isFullScreen(app) ) {
ToggleFullscreen(app);
}
}
void Center(struct Application *app) {
Debug(app, "Center Called");
ON_MAIN_THREAD(
MAIN_WINDOW_CALL("center");
);
}
void ToggleMaximise(struct Application *app) {
ON_MAIN_THREAD(
app->maximised = !app->maximised;
MAIN_WINDOW_CALL("zoom:");
);
}
void Maximise(struct Application *app) {
if( app->maximised == 0) {
ToggleMaximise(app);
}
}
void Unmaximise(struct Application *app) {
if( app->maximised == 1) {
ToggleMaximise(app);
}
}
void Minimise(struct Application *app) {
ON_MAIN_THREAD(
MAIN_WINDOW_CALL("miniaturize:");
);
}
void Unminimise(struct Application *app) {
ON_MAIN_THREAD(
MAIN_WINDOW_CALL("deminiaturize:");
);
}
id getCurrentScreen(struct Application *app) {
id screen = NULL;
screen = msg(app->mainWindow, s("screen"));
if( screen == NULL ) {
screen = msg(c("NSScreen"), u("mainScreen"));
}
return screen;
}
void dumpFrame(struct Application *app, const char *message, CGRect frame) {
Debug(app, message);
Debug(app, "origin.x %f", frame.origin.x);
Debug(app, "origin.y %f", frame.origin.y);
Debug(app, "size.width %f", frame.size.width);
Debug(app, "size.height %f", frame.size.height);
}
void SetSize(struct Application *app, int width, int height) {
ON_MAIN_THREAD(
id screen = getCurrentScreen(app);
// Get the rect for the window
CGRect frame = GET_FRAME(app->mainWindow);
// Credit: https://github.com/patr0nus/DeskGap/blob/73c0ac9f2c73f55b6e81f64f6673a7962b5719cd/lib/src/platform/mac/util/NSScreen%2BGeometry.m
frame.origin.y = (frame.origin.y + frame.size.height) - (float)height;
frame.size.width = (float)width;
frame.size.height = (float)height;
msg(app->mainWindow, s("setFrame:display:animate:"), frame, 1, 0);
);
}
void SetPosition(struct Application *app, int x, int y) {
ON_MAIN_THREAD(
id screen = getCurrentScreen(app);
CGRect screenFrame = GET_FRAME(screen);
CGRect windowFrame = GET_FRAME(app->mainWindow);
windowFrame.origin.x = screenFrame.origin.x + (float)x;
windowFrame.origin.y = (screenFrame.origin.y + screenFrame.size.height) - windowFrame.size.height - (float)y;
msg(app->mainWindow, s("setFrame:display:animate:"), windowFrame, 1, 0);
);
}
void processDialogButton(id alert, char *buttonTitle, char *cancelButton, char *defaultButton) {
// If this button is set
if( STR_HAS_CHARS(buttonTitle) ) {
id button = msg(alert, s("addButtonWithTitle:"), str(buttonTitle));
if ( STREQ( buttonTitle, defaultButton) ) {
msg(button, s("setKeyEquivalent:"), str("\r"));
}
if ( STREQ( buttonTitle, cancelButton) ) {
msg(button, s("setKeyEquivalent:"), str("\033"));
}
}
}
extern void MessageDialog(struct Application *app, char *callbackID, char *type, char *title, char *message, char *icon, char *button1, char *button2, char *button3, char *button4, char *defaultButton, char *cancelButton) {
ON_MAIN_THREAD(
id alert = ALLOC_INIT("NSAlert");
char *dialogType = type;
char *dialogIcon = type;
// Default to info type
if( dialogType == NULL ) {
dialogType = "info";
}
// Set the dialog style
if( STREQ(dialogType, "info") || STREQ(dialogType, "question") ) {
msg(alert, s("setAlertStyle:"), NSAlertStyleInformational);
} else if( STREQ(dialogType, "warning") ) {
msg(alert, s("setAlertStyle:"), NSAlertStyleWarning);
} else if( STREQ(dialogType, "error") ) {
msg(alert, s("setAlertStyle:"), NSAlertStyleCritical);
}
// Set title if given
if( strlen(title) > 0 ) {
msg(alert, s("setMessageText:"), str(title));
}
// Set message if given
if( strlen(message) > 0) {
msg(alert, s("setInformativeText:"), str(message));
}
// Process buttons
processDialogButton(alert, button1, cancelButton, defaultButton);
processDialogButton(alert, button2, cancelButton, defaultButton);
processDialogButton(alert, button3, cancelButton, defaultButton);
processDialogButton(alert, button4, cancelButton, defaultButton);
// Check for custom dialog icon
if( strlen(icon) > 0 ) {
dialogIcon = icon;
}
// TODO: move dialog icons + methods to own file
// Determine what dialog icon we are looking for
id dialogImage = NULL;
// Look for `name-theme2x` first
char *themeIcon = concat(dialogIcon, (isDarkMode(app) ? "-dark" : "-light") );
if( isRetina(app) ) {
char *dialogIcon2x = concat(themeIcon, "2x");
dialogImage = hashmap_get(&dialogIconCache, dialogIcon2x, strlen(dialogIcon2x));
// if (dialogImage != NULL ) printf("Using %s\n", dialogIcon2x);
MEMFREE(dialogIcon2x);
// Now look for non-themed icon `name2x`
if ( dialogImage == NULL ) {
dialogIcon2x = concat(dialogIcon, "2x");
dialogImage = hashmap_get(&dialogIconCache, dialogIcon2x, strlen(dialogIcon2x));
// if (dialogImage != NULL ) printf("Using %s\n", dialogIcon2x);
MEMFREE(dialogIcon2x);
}
}
// If we don't have a retina icon, try the 1x name-theme icon
if( dialogImage == NULL ) {
dialogImage = hashmap_get(&dialogIconCache, themeIcon, strlen(themeIcon));
// if (dialogImage != NULL ) printf("Using %s\n", themeIcon);
}
// Free the theme icon memory
MEMFREE(themeIcon);
// Finally try the name itself
if( dialogImage == NULL ) {
dialogImage = hashmap_get(&dialogIconCache, dialogIcon, strlen(dialogIcon));
// if (dialogImage != NULL ) printf("Using %s\n", dialogIcon);
}
if (dialogImage != NULL ) {
msg(alert, s("setIcon:"), dialogImage);
}
// Run modal
char *buttonPressed;
int response = (int)msg(alert, s("runModal"));
if( response == NSAlertFirstButtonReturn ) {
buttonPressed = button1;
}
else if( response == NSAlertSecondButtonReturn ) {
buttonPressed = button2;
}
else if( response == NSAlertThirdButtonReturn ) {
buttonPressed = button3;
}
else {
buttonPressed = button4;
}
// Construct callback message. Format "DS<callbackID>|<selected button index>"
const char *callback = concat("DM", callbackID);
const char *header = concat(callback, "|");
const char *responseMessage = concat(header, buttonPressed);
// Send message to backend
app->sendMessageToBackend(responseMessage);
// Free memory
MEMFREE(header);
MEMFREE(callback);
MEMFREE(responseMessage);
);
}
// OpenDialog opens a dialog to select files/directories
void OpenDialog(struct Application *app, char *callbackID, char *title, char *filters, char *defaultFilename, char *defaultDir, int allowFiles, int allowDirs, int allowMultiple, int showHiddenFiles, int canCreateDirectories, int resolvesAliases, int treatPackagesAsDirectories) {
Debug(app, "OpenDialog Called with callback id: %s", callbackID);
// Create an open panel
ON_MAIN_THREAD(
// Create the dialog
id dialog = msg(c("NSOpenPanel"), s("openPanel"));
// Valid but appears to do nothing.... :/
msg(dialog, s("setTitle:"), str(title));
// Filters
if( filters != NULL && strlen(filters) > 0) {
id filterString = msg(str(filters), s("stringByReplacingOccurrencesOfString:withString:"), str("*."), str(""));
filterString = msg(filterString, s("stringByReplacingOccurrencesOfString:withString:"), str(" "), str(""));
id filterList = msg(filterString, s("componentsSeparatedByString:"), str(","));
msg(dialog, s("setAllowedFileTypes:"), filterList);
} else {
msg(dialog, s("setAllowsOtherFileTypes:"), YES);
}
// Default Directory
if( defaultDir != NULL && strlen(defaultDir) > 0 ) {
msg(dialog, s("setDirectoryURL:"), url(defaultDir));
}
// Default Filename
if( defaultFilename != NULL && strlen(defaultFilename) > 0 ) {
msg(dialog, s("setNameFieldStringValue:"), str(defaultFilename));
}
// Setup Options
msg(dialog, s("setCanChooseFiles:"), allowFiles);
msg(dialog, s("setCanChooseDirectories:"), allowDirs);
msg(dialog, s("setAllowsMultipleSelection:"), allowMultiple);
msg(dialog, s("setShowsHiddenFiles:"), showHiddenFiles);
msg(dialog, s("setCanCreateDirectories:"), canCreateDirectories);
msg(dialog, s("setResolvesAliases:"), resolvesAliases);
msg(dialog, s("setTreatsFilePackagesAsDirectories:"), treatPackagesAsDirectories);
// Setup callback handler
msg(dialog, s("beginSheetModalForWindow:completionHandler:"), app->mainWindow, ^(id result) {
// Create the response JSON object
JsonNode *response = json_mkarray();
// If the user selected some files
if( result == (id)1 ) {
// Grab the URLs returned
id urls = msg(dialog, s("URLs"));
// Iterate over all the selected files
long noOfResults = (long)msg(urls, s("count"));
for( int index = 0; index < noOfResults; index++ ) {
// Extract the filename
id url = msg(urls, s("objectAtIndex:"), index);
const char *filename = (const char *)msg(msg(url, s("path")), s("UTF8String"));
// Add the the response array
json_append_element(response, json_mkstring(filename));
}
}
// Create JSON string and free json memory
char *encoded = json_stringify(response, "");
json_delete(response);
// Construct callback message. Format "D<callbackID>|<json array of strings>"
const char *callback = concat("DO", callbackID);
const char *header = concat(callback, "|");
const char *responseMessage = concat(header, encoded);
// Send message to backend
app->sendMessageToBackend(responseMessage);
// Free memory
MEMFREE(header);
MEMFREE(callback);
MEMFREE(responseMessage);
});
msg( c("NSApp"), s("runModalForWindow:"), app->mainWindow);
);
}
// SaveDialog opens a dialog to select files/directories
void SaveDialog(struct Application *app, char *callbackID, char *title, char *filters, char *defaultFilename, char *defaultDir, int showHiddenFiles, int canCreateDirectories, int treatPackagesAsDirectories) {
Debug(app, "SaveDialog Called with callback id: %s", callbackID);
// Create an open panel
ON_MAIN_THREAD(
// Create the dialog
id dialog = msg(c("NSSavePanel"), s("savePanel"));
// Valid but appears to do nothing.... :/
msg(dialog, s("setTitle:"), str(title));
// Filters
if( filters != NULL && strlen(filters) > 0) {
id filterString = msg(str(filters), s("stringByReplacingOccurrencesOfString:withString:"), str("*."), str(""));
filterString = msg(filterString, s("stringByReplacingOccurrencesOfString:withString:"), str(" "), str(""));
id filterList = msg(filterString, s("componentsSeparatedByString:"), str(","));
msg(dialog, s("setAllowedFileTypes:"), filterList);
} else {
msg(dialog, s("setAllowsOtherFileTypes:"), YES);
}
// Default Directory
if( defaultDir != NULL && strlen(defaultDir) > 0 ) {
msg(dialog, s("setDirectoryURL:"), url(defaultDir));
}
// Default Filename
if( defaultFilename != NULL && strlen(defaultFilename) > 0 ) {
msg(dialog, s("setNameFieldStringValue:"), str(defaultFilename));
}
// Setup Options
msg(dialog, s("setShowsHiddenFiles:"), showHiddenFiles);
msg(dialog, s("setCanCreateDirectories:"), canCreateDirectories);
msg(dialog, s("setTreatsFilePackagesAsDirectories:"), treatPackagesAsDirectories);
// Setup callback handler
msg(dialog, s("beginSheetModalForWindow:completionHandler:"), app->mainWindow, ^(id result) {
// Default is blank
const char *filename = "";
// If the user selected some files
if( result == (id)1 ) {
// Grab the URL returned
id url = msg(dialog, s("URL"));
filename = (const char *)msg(msg(url, s("path")), s("UTF8String"));
}
// Construct callback message. Format "DS<callbackID>|<json array of strings>"
const char *callback = concat("DS", callbackID);
const char *header = concat(callback, "|");
const char *responseMessage = concat(header, filename);
// Send message to backend
app->sendMessageToBackend(responseMessage);
// Free memory
MEMFREE(header);
MEMFREE(callback);
MEMFREE(responseMessage);
});
msg( c("NSApp"), s("runModalForWindow:"), app->mainWindow);
);
}
const char *invoke = "window.external={invoke:function(x){window.webkit.messageHandlers.external.postMessage(x);}};";
// DisableFrame disables the window frame
void DisableFrame(struct Application *app)
{
app->frame = 0;
}
void setMinMaxSize(struct Application *app)
{
if (app->maxHeight > 0 && app->maxWidth > 0)
{
msg(app->mainWindow, s("setMaxSize:"), CGSizeMake(app->maxWidth, app->maxHeight));
}
if (app->minHeight > 0 && app->minWidth > 0)
{
msg(app->mainWindow, s("setMinSize:"), CGSizeMake(app->minWidth, app->minHeight));
}
}
void SetMinWindowSize(struct Application *app, int minWidth, int minHeight)
{
app->minWidth = minWidth;
app->minHeight = minHeight;
// Apply if the window is created
if( app->mainWindow != NULL ) {
ON_MAIN_THREAD(
setMinMaxSize(app);
);
}
}
void SetMaxWindowSize(struct Application *app, int maxWidth, int maxHeight)
{
app->maxWidth = maxWidth;
app->maxHeight = maxHeight;
// Apply if the window is created
if( app->mainWindow != NULL ) {
ON_MAIN_THREAD(
setMinMaxSize(app);
);
}
}
void SetDebug(void *applicationPointer, int flag) {
debug = flag;
}
// SetContextMenus sets the context menu map for this application
void AddContextMenu(struct Application *app, const char *contextMenuJSON) {
AddContextMenuToStore(app->contextMenuStore, contextMenuJSON);
}
void UpdateContextMenu(struct Application *app, const char* contextMenuJSON) {
UpdateContextMenuInStore(app->contextMenuStore, contextMenuJSON);
}
void AddTrayMenu(struct Application *app, const char *trayMenuJSON) {
AddTrayMenuToStore(app->trayMenuStore, trayMenuJSON);
}
void UpdateTrayMenu(struct Application *app, const char* trayMenuJSON) {
UpdateTrayMenuInStore(app->trayMenuStore, trayMenuJSON);
}
void SetBindings(struct Application *app, const char *bindings) {
const char* temp = concat("window.wailsbindings = \"", bindings);
const char* jscall = concat(temp, "\";");
MEMFREE(temp);
app->bindings = jscall;
}
void makeWindowBackgroundTranslucent(struct Application *app) {
id contentView = msg(app->mainWindow, s("contentView"));
id effectView = msg(c("NSVisualEffectView"), s("alloc"));
CGRect bounds = GET_BOUNDS(contentView);
effectView = msg(effectView, s("initWithFrame:"), bounds);
msg(effectView, s("setAutoresizingMask:"), NSViewWidthSizable | NSViewHeightSizable);
msg(effectView, s("setBlendingMode:"), NSVisualEffectBlendingModeBehindWindow);
msg(effectView, s("setState:"), NSVisualEffectStateActive);
msg(contentView, s("addSubview:positioned:relativeTo:"), effectView, NSWindowBelow, NULL);
}
void enableBoolConfig(id config, const char *setting) {
msg(msg(config, s("preferences")), s("setValue:forKey:"), msg(c("NSNumber"), s("numberWithBool:"), 1), str(setting));
}
void disableBoolConfig(id config, const char *setting) {
msg(msg(config, s("preferences")), s("setValue:forKey:"), msg(c("NSNumber"), s("numberWithBool:"), 0), str(setting));
}
void processDecorations(struct Application *app) {
int decorations = 0;
if (app->frame == 1 ) {
if( app->hideTitleBar == 0) {
decorations |= NSWindowStyleMaskTitled;
}
decorations |= NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable;
}
if (app->resizable) {
decorations |= NSWindowStyleMaskResizable;
}
if (app->fullscreen) {
decorations |= NSWindowStyleMaskFullscreen;
}
if( app->fullSizeContent || app->frame == 0) {
decorations |= NSWindowStyleMaskFullSizeContentView;
}
app->decorations = decorations;
}
void createApplication(struct Application *app) {
id application = msg(c("NSApplication"), s("sharedApplication"));
app->application = application;
msg(application, s("setActivationPolicy:"), 0);
}
void DarkModeEnabled(struct Application *app, const char *callbackID) {
ON_MAIN_THREAD(
const char *result = isDarkMode(app) ? "T" : "F";
// Construct callback message. Format "SD<callbackID>|<json array of strings>"
const char *callback = concat("SD", callbackID);
const char *header = concat(callback, "|");
const char *responseMessage = concat(header, result);
// Send message to backend
app->sendMessageToBackend(responseMessage);
// Free memory
MEMFREE(header);
MEMFREE(callback);
MEMFREE(responseMessage);
);
}
void createDelegate(struct Application *app) {
// Define delegate
Class delegateClass = objc_allocateClassPair((Class) c("NSObject"), "AppDelegate", 0);
bool resultAddProtoc = class_addProtocol(delegateClass, objc_getProtocol("NSApplicationDelegate"));
class_addMethod(delegateClass, s("applicationShouldTerminateAfterLastWindowClosed:"), (IMP) yes, "c@:@");
class_addMethod(delegateClass, s("applicationWillTerminate:"), (IMP) closeWindow, "v@:@");
class_addMethod(delegateClass, s("applicationWillFinishLaunching:"), (IMP) willFinishLaunching, "v@:@");
// All Menu Items use a common callback
class_addMethod(delegateClass, s("menuItemCallback:"), (IMP)menuItemCallback, "v@:@");
// Script handler
class_addMethod(delegateClass, s("userContentController:didReceiveScriptMessage:"), (IMP) messageHandler, "v@:@@");
objc_registerClassPair(delegateClass);
// Create delegate
id delegate = msg((id)delegateClass, s("new"));
objc_setAssociatedObject(delegate, "application", (id)app, OBJC_ASSOCIATION_ASSIGN);
// Theme change listener
class_addMethod(delegateClass, s("themeChanged:"), (IMP) themeChanged, "v@:@@");
// Get defaultCenter
id defaultCenter = msg(c("NSDistributedNotificationCenter"), s("defaultCenter"));
msg(defaultCenter, s("addObserver:selector:name:object:"), delegate, s("themeChanged:"), str("AppleInterfaceThemeChangedNotification"), NULL);
app->delegate = delegate;
msg(app->application, s("setDelegate:"), delegate);
}
void createMainWindow(struct Application *app) {
// Create main window
id mainWindow = ALLOC("NSWindow");
mainWindow = msg(mainWindow, s("initWithContentRect:styleMask:backing:defer:"),
CGRectMake(0, 0, app->width, app->height), app->decorations, NSBackingStoreBuffered, NO);
msg(mainWindow, s("autorelease"));
// Set Appearance
if( app->appearance != NULL ) {
msg(mainWindow, s("setAppearance:"),
msg(c("NSAppearance"), s("appearanceNamed:"), str(app->appearance))
);
}
// Set Title appearance
msg(mainWindow, s("setTitlebarAppearsTransparent:"), app->titlebarAppearsTransparent ? YES : NO);
msg(mainWindow, s("setTitleVisibility:"), app->hideTitle);
app->mainWindow = mainWindow;
}
const char* getInitialState(struct Application *app) {
const char *result = "";
if( isDarkMode(app) ) {
result = "window.wails.System.IsDarkMode.set(true);";
} else {
result = "window.wails.System.IsDarkMode.set(false);";
}
char buffer[999];
snprintf(&buffer[0], sizeof(buffer), "window.wails.System.LogLevel.set(%d);", app->logLevel);
result = concat(result, &buffer[0]);
Debug(app, "initialstate = %s", result);
return result;
}
void parseMenuRole(struct Application *app, id parentMenu, JsonNode *item) {
const char *roleName = item->string_;
if ( STREQ(roleName, "appMenu") ) {
createDefaultAppMenu(parentMenu);
return;
}
if ( STREQ(roleName, "editMenu")) {
createDefaultEditMenu(parentMenu);
return;
}
if ( STREQ(roleName, "hide")) {
addMenuItem(parentMenu, "Hide Window", "hide:", "h", FALSE);
return;
}
if ( STREQ(roleName, "hideothers")) {
id hideOthers = addMenuItem(parentMenu, "Hide Others", "hideOtherApplications:", "h", FALSE);
msg(hideOthers, s("setKeyEquivalentModifierMask:"), (NSEventModifierFlagOption | NSEventModifierFlagCommand));
return;
}
if ( STREQ(roleName, "unhide")) {
addMenuItem(parentMenu, "Show All", "unhideAllApplications:", "", FALSE);
return;
}
if ( STREQ(roleName, "front")) {
addMenuItem(parentMenu, "Bring All to Front", "arrangeInFront:", "", FALSE);
return;
}
if ( STREQ(roleName, "undo")) {
addMenuItem(parentMenu, "Undo", "undo:", "z", FALSE);
return;
}
if ( STREQ(roleName, "redo")) {
addMenuItem(parentMenu, "Redo", "redo:", "y", FALSE);
return;
}
if ( STREQ(roleName, "cut")) {
addMenuItem(parentMenu, "Cut", "cut:", "x", FALSE);
return;
}
if ( STREQ(roleName, "copy")) {
addMenuItem(parentMenu, "Copy", "copy:", "c", FALSE);
return;
}
if ( STREQ(roleName, "paste")) {
addMenuItem(parentMenu, "Paste", "paste:", "v", FALSE);
return;
}
if ( STREQ(roleName, "delete")) {
addMenuItem(parentMenu, "Delete", "delete:", "", FALSE);
return;
}
if( STREQ(roleName, "pasteandmatchstyle")) {
id pasteandmatchstyle = addMenuItem(parentMenu, "Paste and Match Style", "pasteandmatchstyle:", "v", FALSE);
msg(pasteandmatchstyle, s("setKeyEquivalentModifierMask:"), (NSEventModifierFlagOption | NSEventModifierFlagShift | NSEventModifierFlagCommand));
}
if ( STREQ(roleName, "selectall")) {
addMenuItem(parentMenu, "Select All", "selectAll:", "a", FALSE);
return;
}
if ( STREQ(roleName, "minimize")) {
addMenuItem(parentMenu, "Minimize", "miniaturize:", "m", FALSE);
return;
}
if ( STREQ(roleName, "zoom")) {
addMenuItem(parentMenu, "Zoom", "performZoom:", "", FALSE);
return;
}
if ( STREQ(roleName, "quit")) {
addMenuItem(parentMenu, "Quit (More work TBD)", "terminate:", "q", FALSE);
return;
}
if ( STREQ(roleName, "togglefullscreen")) {
addMenuItem(parentMenu, "Toggle Full Screen", "toggleFullScreen:", "f", FALSE);
return;
}
}
id parseTextMenuItem(struct Application *app, id parentMenu, const char *title, const char *menuid, bool disabled, const char *acceleratorkey, const char **modifiers, const char *menuCallback) {
id item = ALLOC("NSMenuItem");
id wrappedId = msg(c("NSValue"), s("valueWithPointer:"), menuid);
msg(item, s("setRepresentedObject:"), wrappedId);
id key = processAcceleratorKey(acceleratorkey);
msg(item, s("initWithTitle:action:keyEquivalent:"), str(title),
s(menuCallback), key);
msg(item, s("setEnabled:"), !disabled);
msg(item, s("autorelease"));
// Process modifiers
if( modifiers != NULL ) {
unsigned long modifierFlags = parseModifiers(modifiers);
msg(item, s("setKeyEquivalentModifierMask:"), modifierFlags);
}
msg(parentMenu, s("addItem:"), item);
return item;
}
id parseCheckboxMenuItem(struct Application *app, id parentmenu, const char
*title, const char *menuid, bool disabled, bool checked, const char *key,
struct hashmap_s *menuItemMap, const char *checkboxCallbackFunction) {
id item = ALLOC("NSMenuItem");
// Store the item in the menu item map
hashmap_put(menuItemMap, (char*)menuid, strlen(menuid), item);
id wrappedId = msg(c("NSValue"), s("valueWithPointer:"), menuid);
msg(item, s("setRepresentedObject:"), wrappedId);
msg(item, s("initWithTitle:action:keyEquivalent:"), str(title), s(checkboxCallbackFunction), str(key));
msg(item, s("setEnabled:"), !disabled);
msg(item, s("autorelease"));
msg(item, s("setState:"), (checked ? NSControlStateValueOn : NSControlStateValueOff));
msg(parentmenu, s("addItem:"), item);
return item;
}
id parseRadioMenuItem(struct Application *app, id parentmenu, const char *title,
const char *menuid, bool disabled, bool checked, const char *acceleratorkey,
struct hashmap_s *menuItemMap, const char *radioCallbackFunction) {
id item = ALLOC("NSMenuItem");
// Store the item in the menu item map
hashmap_put(menuItemMap, (char*)menuid, strlen(menuid), item);
id wrappedId = msg(c("NSValue"), s("valueWithPointer:"), menuid);
msg(item, s("setRepresentedObject:"), wrappedId);
id key = processAcceleratorKey(acceleratorkey);
msg(item, s("initWithTitle:action:keyEquivalent:"), str(title), s(radioCallbackFunction), key);
msg(item, s("setEnabled:"), !disabled);
msg(item, s("autorelease"));
msg(item, s("setState:"), (checked ? NSControlStateValueOn : NSControlStateValueOff));
msg(parentmenu, s("addItem:"), item);
return item;
}
void parseMenuItem(struct Application *app, id parentMenu, JsonNode *item,
struct hashmap_s *menuItemMap, const char *checkboxCallbackFunction, const char
*radioCallbackFunction, const char *menuCallbackFunction) {
// Check if this item is hidden and if so, exit early!
bool hidden = false;
getJSONBool(item, "Hidden", &hidden);
if( hidden ) {
return;
}
// Get the role
JsonNode *role = json_find_member(item, "Role");
if( role != NULL ) {
parseMenuRole(app, parentMenu, role);
return;
}
// Check if this is a submenu
JsonNode *submenu = json_find_member(item, "SubMenu");
if( submenu != NULL ) {
// Get the label
JsonNode *menuNameNode = json_find_member(item, "Label");
const char *name = "";
if ( menuNameNode != NULL) {
name = menuNameNode->string_;
}
id thisMenuItem = createMenuItemNoAutorelease(str(name), NULL, "");
id thisMenu = createMenu(str(name));
msg(thisMenuItem, s("setSubmenu:"), thisMenu);
msg(parentMenu, s("addItem:"), thisMenuItem);
// Loop over submenu items
JsonNode *item;
json_foreach(item, submenu) {
// Get item label
parseMenuItem(app, thisMenu, item, menuItemMap, checkboxCallbackFunction, radioCallbackFunction, menuCallbackFunction);
}
return;
}
// This is a user menu. Get the common data
// Get the label
const char *label = getJSONString(item, "Label");
if ( label == NULL) {
label = "(empty)";
}
const char *menuid = getJSONString(item, "ID");
if ( menuid == NULL) {
menuid = "";
}
bool disabled = false;
getJSONBool(item, "Disabled", &disabled);
// Get the Accelerator
JsonNode *accelerator = json_find_member(item, "Accelerator");
const char *acceleratorkey = NULL;
const char **modifiers = NULL;
// If we have an accelerator
if( accelerator != NULL ) {
// Get the key
acceleratorkey = getJSONString(accelerator, "Key");
// Check if there are modifiers
JsonNode *modifiersList = json_find_member(accelerator, "Modifiers");
if ( modifiersList != NULL ) {
// Allocate an array of strings
int noOfModifiers = json_array_length(modifiersList);
// Do we have any?
if (noOfModifiers > 0) {
modifiers = malloc(sizeof(const char *) * (noOfModifiers + 1));
JsonNode *modifier;
int count = 0;
// Iterate the modifiers and save a reference to them in our new array
json_foreach(modifier, modifiersList) {
// Get modifier name
modifiers[count] = modifier->string_;
count++;
}
// Null terminate the modifier list
modifiers[count] = NULL;
}
}
}
// Get the Type
JsonNode *type = json_find_member(item, "Type");
if( type != NULL ) {
if( STREQ(type->string_, "Text")) {
parseTextMenuItem(app, parentMenu, label, menuid, disabled, acceleratorkey, modifiers, menuCallbackFunction);
}
else if ( STREQ(type->string_, "Separator")) {
addSeparator(parentMenu);
}
else if ( STREQ(type->string_, "Checkbox")) {
// Get checked state
bool checked = false;
getJSONBool(item, "Checked", &checked);
parseCheckboxMenuItem(app, parentMenu, label, menuid, disabled, checked, "", menuItemMap, checkboxCallbackFunction);
}
else if ( STREQ(type->string_, "Radio")) {
// Get checked state
bool checked = false;
getJSONBool(item, "Checked", &checked);
parseRadioMenuItem(app, parentMenu, label, menuid, disabled, checked, "", menuItemMap, radioCallbackFunction);
}
if ( modifiers != NULL ) {
free(modifiers);
}
return;
}
}
void parseMenu(struct Application *app, id parentMenu, JsonNode *menu, struct hashmap_s *menuItemMap, const char *checkboxCallbackFunction, const char *radioCallbackFunction, const char *menuCallbackFunction) {
JsonNode *items = json_find_member(menu, "Items");
if( items == NULL ) {
// Parse error!
Fatal(app, "Unable to find Items in Menu");
return;
}
// Iterate items
JsonNode *item;
json_foreach(item, items) {
// Get item label
parseMenuItem(app, parentMenu, item, menuItemMap, checkboxCallbackFunction, radioCallbackFunction, menuCallbackFunction);
}
}
void dumpMemberList(const char *name, id *memberList) {
void *member = memberList[0];
int count = 0;
printf("%s = %p -> [ ", name, memberList);
while( member != NULL ) {
printf("%p ", member);
count = count + 1;
member = memberList[count];
}
printf("]\n");
}
void processRadioGroup(JsonNode *radioGroup, struct hashmap_s *menuItemMap,
struct hashmap_s *radioGroupMap) {
int groupLength;
getJSONInt(radioGroup, "Length", &groupLength);
JsonNode *members = json_find_member(radioGroup, "Members");
JsonNode *member;
// Allocate array
size_t arrayLength = sizeof(id)*(groupLength+1);
id memberList[arrayLength];
// Build the radio group items
int count=0;
json_foreach(member, members) {
// Get menu by id
id menuItem = (id)hashmap_get(menuItemMap, (char*)member->string_, strlen(member->string_));
// Save Member
memberList[count] = menuItem;
count = count + 1;
}
// Null terminate array
memberList[groupLength] = 0;
// dumpMemberList("memberList", memberList);
// Store the members
json_foreach(member, members) {
// Copy the memberList
char *newMemberList = (char *)malloc(arrayLength);
memcpy(newMemberList, memberList, arrayLength);
// add group to each member of group
hashmap_put(radioGroupMap, member->string_, strlen(member->string_), newMemberList);
}
}
// updateMenu replaces the current menu with the given one
void updateMenu(struct Application *app, const char *menuAsJSON) {
Debug(app, "Menu is now: %s", menuAsJSON);
ON_MAIN_THREAD (
DeleteMenu(app->applicationMenu);
Menu* newMenu = NewApplicationMenu(menuAsJSON);
id menu = GetMenu(newMenu);
app->applicationMenu = newMenu;
msg(msg(c("NSApplication"), s("sharedApplication")), s("setMainMenu:"), menu);
);
}
// SetApplicationMenu sets the initial menu for the application
void SetApplicationMenu(struct Application *app, const char *menuAsJSON) {
if ( app->applicationMenu == NULL ) {
app->applicationMenu = NewApplicationMenu(menuAsJSON);
return;
}
// Update menu
updateMenu(app, menuAsJSON);
}
void processDialogIcons(struct hashmap_s *hashmap, const unsigned char *dialogIcons[]) {
unsigned int count = 0;
while( 1 ) {
const unsigned char *name = dialogIcons[count++];
if( name == 0x00 ) {
break;
}
const unsigned char *lengthAsString = dialogIcons[count++];
if( name == 0x00 ) {
break;
}
const unsigned char *data = dialogIcons[count++];
if( data == 0x00 ) {
break;
}
int length = atoi((const char *)lengthAsString);
// Create the icon and add to the hashmap
id imageData = msg(c("NSData"), s("dataWithBytes:length:"), data, length);
id dialogImage = ALLOC("NSImage");
msg(dialogImage, s("initWithData:"), imageData);
hashmap_put(hashmap, (const char *)name, strlen((const char *)name), dialogImage);
}
}
void processUserDialogIcons(struct Application *app) {
// Allocate the Dialog icon hashmap
if( 0 != hashmap_create((const unsigned)4, &dialogIconCache)) {
// Couldn't allocate map
Fatal(app, "Not enough memory to allocate dialogIconCache!");
return;
}
processDialogIcons(&dialogIconCache, defaultDialogIcons);
processDialogIcons(&dialogIconCache, userDialogIcons);
}
void Run(struct Application *app, int argc, char **argv) {
// Process window decorations
processDecorations(app);
// Create the application
createApplication(app);
// Define delegate
createDelegate(app);
// Create the main window
createMainWindow(app);
// Create Content View
id contentView = msg( ALLOC("NSView"), s("init") );
msg(app->mainWindow, s("setContentView:"), contentView);
// Set the main window title
SetTitle(app, app->title);
// Center Window
Center(app);
// Set Colour
applyWindowColour(app);
// Process translucency
if (app->windowBackgroundIsTranslucent) {
makeWindowBackgroundTranslucent(app);
}
// We set it to be invisible by default. It will become visible when everything has initialised
msg(app->mainWindow, s("setIsVisible:"), NO);
// Setup webview
id config = msg(c("WKWebViewConfiguration"), s("new"));
msg(config, s("setValue:forKey:"), msg(c("NSNumber"), s("numberWithBool:"), 1), str("suppressesIncrementalRendering"));
if (app->devtools) {
Debug(app, "Enabling devtools");
enableBoolConfig(config, "developerExtrasEnabled");
}
app->config = config;
id manager = msg(config, s("userContentController"));
msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("external"));
msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("completed"));
app->manager = manager;
id wkwebview = msg(c("WKWebView"), s("alloc"));
app->wkwebview = wkwebview;
msg(wkwebview, s("initWithFrame:configuration:"), CGRectMake(0, 0, 0, 0), config);
msg(contentView, s("addSubview:"), wkwebview);
msg(wkwebview, s("setAutoresizingMask:"), NSViewWidthSizable | NSViewHeightSizable);
CGRect contentViewBounds = GET_BOUNDS(contentView);
msg(wkwebview, s("setFrame:"), contentViewBounds );
// Disable damn smart quotes
// Credit: https://stackoverflow.com/a/31640511
id userDefaults = msg(c("NSUserDefaults"), s("standardUserDefaults"));
msg(userDefaults, s("setBool:forKey:"), NO, str("NSAutomaticQuoteSubstitutionEnabled"));
// Setup drag message handler
msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("windowDrag"));
// Add mouse event hooks
app->mouseDownMonitor = msg(c("NSEvent"), u("addLocalMonitorForEventsMatchingMask:handler:"), NSEventMaskLeftMouseDown, ^(id incomingEvent) {
// Make sure the mouse click was in the window, not the tray
id window = msg(incomingEvent, s("window"));
if (window == app->mainWindow) {
app->mouseEvent = incomingEvent;
}
return incomingEvent;
});
app->mouseUpMonitor = msg(c("NSEvent"), u("addLocalMonitorForEventsMatchingMask:handler:"), NSEventMaskLeftMouseUp, ^(id incomingEvent) {
app->mouseEvent = NULL;
ShowMouse();
return incomingEvent;
});
// Setup context menu message handler
msg(manager, s("addScriptMessageHandler:name:"), app->delegate, str("contextMenu"));
// Toolbar
if( app->useToolBar ) {
Debug(app, "Setting Toolbar");
id toolbar = msg(c("NSToolbar"),s("alloc"));
msg(toolbar, s("initWithIdentifier:"), str("wails.toolbar"));
msg(toolbar, s("autorelease"));
// Separator
if( app->hideToolbarSeparator ) {
msg(toolbar, s("setShowsBaselineSeparator:"), NO);
}
msg(app->mainWindow, s("setToolbar:"), toolbar);
}
// Fix up resizing
if (app->resizable == 0) {
app->minHeight = app->maxHeight = app->height;
app->minWidth = app->maxWidth = app->width;
}
setMinMaxSize(app);
// Load HTML
id html = msg(c("NSURL"), s("URLWithString:"), str(assets[0]));
msg(wkwebview, s("loadRequest:"), msg(c("NSURLRequest"), s("requestWithURL:"), html));
Debug(app, "Loading Internal Code");
// We want to evaluate the internal code plus runtime before the assets
const char *temp = concat(invoke, app->bindings);
const char *internalCode = concat(temp, (const char*)&runtime);
MEMFREE(temp);
// Add code that sets up the initial state, EG: State Stores.
temp = concat(internalCode, getInitialState(app));
MEMFREE(internalCode);
internalCode = temp;
// Loop over assets and build up one giant Mother Of All Evals
int index = 1;
while(1) {
// Get next asset pointer
const unsigned char *asset = assets[index];
// If we have no more assets, break
if (asset == 0x00) {
break;
}
temp = concat(internalCode, (const char *)asset);
MEMFREE(internalCode);
internalCode = temp;
index++;
};
// Disable context menu if not in debug mode
if( debug != 1 ) {
temp = concat(internalCode, "wails._.DisableDefaultContextMenu();");
MEMFREE(internalCode);
internalCode = temp;
}
// class_addMethod(delegateClass, s("applicationWillFinishLaunching:"), (IMP) willFinishLaunching, "@@:@");
// Include callback after evaluation
temp = concat(internalCode, "webkit.messageHandlers.completed.postMessage(true);");
MEMFREE(internalCode);
internalCode = temp;
// const char *viewportScriptString = "var meta = document.createElement('meta'); meta.setAttribute('name', 'viewport'); meta.setAttribute('content', 'width=device-width'); meta.setAttribute('initial-scale', '1.0'); meta.setAttribute('maximum-scale', '1.0'); meta.setAttribute('minimum-scale', '1.0'); meta.setAttribute('user-scalable', 'no'); document.getElementsByTagName('head')[0].appendChild(meta);";
// ExecJS(app, viewportScriptString);
// This evaluates the MOAE once the Dom has finished loading
msg(manager,
s("addUserScript:"),
msg(msg(c("WKUserScript"), s("alloc")),
s("initWithSource:injectionTime:forMainFrameOnly:"),
str(internalCode),
1,
1));
// Emit theme change event to notify of current system them
emitThemeChange(app);
// If we want the webview to be transparent...
if( app->webviewIsTranparent == 1 ) {
msg(wkwebview, s("setValue:forKey:"), msg(c("NSNumber"), s("numberWithBool:"), 0), str("drawsBackground"));
}
// If we have an application menu, process it
if( app->applicationMenu != NULL ) {
id menu = GetMenu(app->applicationMenu);
msg(msg(c("NSApplication"), s("sharedApplication")), s("setMainMenu:"), menu);
}
// Setup initial trays
ShowTrayMenusInStore(app->trayMenuStore);
// Process dialog icons
processUserDialogIcons(app);
// Finally call run
Debug(app, "Run called");
msg(app->application, s("run"));
MEMFREE(internalCode);
}
void* NewApplication(const char *title, int width, int height, int resizable, int devtools, int fullscreen, int startHidden, int logLevel) {
// Load the tray icons
LoadTrayIcons();
// Setup main application struct
struct Application *result = malloc(sizeof(struct Application));
result->title = title;
result->width = width;
result->height = height;
result->minWidth = 0;
result->minHeight = 0;
result->maxWidth = 0;
result->maxHeight = 0;
result->resizable = resizable;
result->devtools = devtools;
result->fullscreen = fullscreen;
result->maximised = 0;
result->startHidden = startHidden;
result->decorations = 0;
result->logLevel = logLevel;
result->mainWindow = NULL;
result->mouseEvent = NULL;
result->mouseDownMonitor = NULL;
result->mouseUpMonitor = NULL;
// Features
result->frame = 1;
result->hideTitle = 0;
result->hideTitleBar = 0;
result->fullSizeContent = 0;
result->useToolBar = 0;
result->hideToolbarSeparator = 0;
result->appearance = NULL;
result->windowBackgroundIsTranslucent = 0;
// Window data
result->delegate = NULL;
// Menu
result->applicationMenu = NULL;
// Tray
result->trayMenuStore = NewTrayMenuStore();
// Context Menus
result->contextMenuStore = NewContextMenuStore();
// Window Appearance
result->titlebarAppearsTransparent = 0;
result->webviewIsTranparent = 0;
result->sendMessageToBackend = (ffenestriCallback) messageFromWindowCallback;
return (void*) result;
}
#endif