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642fa42f25
* Render menubar + text menu items * Support disabled menuitems + callbacks * Support checkboxes * Support reusing checkboxes * Support submenus * Support Radio menuitems * Support Menu Accelerators
74 lines
2.2 KiB
Go
74 lines
2.2 KiB
Go
package linux
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/*
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#cgo linux pkg-config: gtk+-3.0 webkit2gtk-4.0
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#include "gtk/gtk.h"
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static GtkCheckMenuItem *toGtkCheckMenuItem(void *pointer) { return (GTK_CHECK_MENU_ITEM(pointer)); }
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extern void blockClick(GtkWidget* menuItem, gulong handler_id);
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extern void unblockClick(GtkWidget* menuItem, gulong handler_id);
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*/
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import "C"
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import "unsafe"
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import "github.com/wailsapp/wails/v2/pkg/menu"
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func GtkMenuItemWithLabel(label string) *C.GtkWidget {
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cLabel := C.CString(label)
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result := C.gtk_menu_item_new_with_label(cLabel)
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C.free(unsafe.Pointer(cLabel))
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return result
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}
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func GtkCheckMenuItemWithLabel(label string) *C.GtkWidget {
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cLabel := C.CString(label)
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result := C.gtk_check_menu_item_new_with_label(cLabel)
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C.free(unsafe.Pointer(cLabel))
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return result
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}
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func GtkRadioMenuItemWithLabel(label string, group *C.GSList) *C.GtkWidget {
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cLabel := C.CString(label)
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result := C.gtk_radio_menu_item_new_with_label(group, cLabel)
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C.free(unsafe.Pointer(cLabel))
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return result
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}
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//export handleMenuItemClick
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func handleMenuItemClick(gtkWidget unsafe.Pointer) {
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item := gtkSignalToMenuItem[(*C.GtkWidget)(gtkWidget)]
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switch item.Type {
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case menu.CheckboxType:
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item.Checked = !item.Checked
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checked := C.int(0)
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if item.Checked {
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checked = C.int(1)
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}
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for _, gtkCheckbox := range gtkCheckboxCache[item] {
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handler := gtkSignalHandlers[gtkCheckbox]
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C.blockClick(gtkCheckbox, handler)
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C.gtk_check_menu_item_set_active(C.toGtkCheckMenuItem(unsafe.Pointer(gtkCheckbox)), checked)
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C.unblockClick(gtkCheckbox, handler)
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}
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item.Click(&menu.CallbackData{MenuItem: item})
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case menu.RadioType:
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gtkRadioItems := gtkRadioMenuCache[item]
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active := C.gtk_check_menu_item_get_active(C.toGtkCheckMenuItem(gtkWidget))
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if int(active) == 1 {
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for _, gtkRadioItem := range gtkRadioItems {
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handler := gtkSignalHandlers[gtkRadioItem]
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C.blockClick(gtkRadioItem, handler)
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C.gtk_check_menu_item_set_active(C.toGtkCheckMenuItem(unsafe.Pointer(gtkRadioItem)), 1)
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C.unblockClick(gtkRadioItem, handler)
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}
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item.Checked = true
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item.Click(&menu.CallbackData{MenuItem: item})
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} else {
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item.Checked = false
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}
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default:
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item.Click(&menu.CallbackData{MenuItem: item})
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}
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}
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