mirror of
https://github.com/wailsapp/wails.git
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fbe7d4de6b
* remove duplicate 'minimize' from interface already covered by 'minimise' * [darwin] remove windowMiniaturize duplicates the logic in windowMinimise --------- Co-authored-by: Lea Anthony <lea.anthony@gmail.com>
660 lines
12 KiB
Go
660 lines
12 KiB
Go
package application
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import (
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"fmt"
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"sync"
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"time"
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"github.com/wailsapp/wails/v3/pkg/logger"
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"github.com/wailsapp/wails/v3/pkg/events"
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)
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type (
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webviewWindowImpl interface {
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setTitle(title string)
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setSize(width, height int)
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setAlwaysOnTop(alwaysOnTop bool)
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setURL(url string)
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setResizable(resizable bool)
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setMinSize(width, height int)
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setMaxSize(width, height int)
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execJS(js string)
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restore()
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setBackgroundColour(color *RGBA)
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run()
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center()
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size() (int, int)
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width() int
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height() int
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position() (int, int)
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destroy()
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reload()
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forceReload()
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toggleDevTools()
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zoomReset()
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zoomIn()
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zoomOut()
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getZoom() float64
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setZoom(zoom float64)
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close()
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zoom()
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setHTML(html string)
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setPosition(x int, y int)
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on(eventID uint)
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minimise()
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unminimise()
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maximise()
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unmaximise()
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fullscreen()
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unfullscreen()
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isMinimised() bool
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isMaximised() bool
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isFullscreen() bool
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disableSizeConstraints()
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setFullscreenButtonEnabled(enabled bool)
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show()
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hide()
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getScreen() (*Screen, error)
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setFrameless(bool)
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openContextMenu(menu *Menu, data *ContextMenuData)
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}
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)
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type WebviewWindow struct {
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options *WebviewWindowOptions
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impl webviewWindowImpl
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implLock sync.RWMutex
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id uint
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eventListeners map[uint][]func(ctx *WindowEventContext)
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eventListenersLock sync.RWMutex
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contextMenus map[string]*Menu
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contextMenusLock sync.RWMutex
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}
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var windowID uint
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var windowIDLock sync.RWMutex
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func getWindowID() uint {
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windowIDLock.Lock()
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defer windowIDLock.Unlock()
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windowID++
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return windowID
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}
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func NewWindow(options *WebviewWindowOptions) *WebviewWindow {
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if options.Width == 0 {
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options.Width = 800
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}
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if options.Height == 0 {
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options.Height = 600
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}
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if options.URL == "" {
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options.URL = "/"
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}
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result := &WebviewWindow{
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id: getWindowID(),
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options: options,
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eventListeners: make(map[uint][]func(ctx *WindowEventContext)),
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contextMenus: make(map[string]*Menu),
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}
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return result
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}
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func (w *WebviewWindow) SetTitle(title string) *WebviewWindow {
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w.implLock.RLock()
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defer w.implLock.RUnlock()
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w.options.Title = title
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if w.impl != nil {
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w.impl.setTitle(title)
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}
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return w
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}
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func (w *WebviewWindow) Name() string {
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return w.options.Name
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}
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func (w *WebviewWindow) SetSize(width, height int) *WebviewWindow {
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// Don't set size if fullscreen
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if w.IsFullscreen() {
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return w
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}
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w.options.Width = width
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w.options.Height = height
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var newMaxWidth = w.options.MaxWidth
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var newMaxHeight = w.options.MaxHeight
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if width > w.options.MaxWidth && w.options.MaxWidth != 0 {
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newMaxWidth = width
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}
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if height > w.options.MaxHeight && w.options.MaxHeight != 0 {
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newMaxHeight = height
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}
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if newMaxWidth != 0 || newMaxHeight != 0 {
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w.SetMaxSize(newMaxWidth, newMaxHeight)
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}
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var newMinWidth = w.options.MinWidth
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var newMinHeight = w.options.MinHeight
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if width < w.options.MinWidth && w.options.MinWidth != 0 {
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newMinWidth = width
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}
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if height < w.options.MinHeight && w.options.MinHeight != 0 {
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newMinHeight = height
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}
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if newMinWidth != 0 || newMinHeight != 0 {
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w.SetMinSize(newMinWidth, newMinHeight)
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}
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if w.impl != nil {
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w.impl.setSize(width, height)
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}
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return w
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}
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func (w *WebviewWindow) run() {
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if w.impl != nil {
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return
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}
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w.implLock.Lock()
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w.impl = newWindowImpl(w)
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w.implLock.Unlock()
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w.impl.run()
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}
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func (w *WebviewWindow) SetAlwaysOnTop(b bool) *WebviewWindow {
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w.options.AlwaysOnTop = b
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if w.impl == nil {
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w.impl.setAlwaysOnTop(b)
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}
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return w
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}
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func (w *WebviewWindow) Show() *WebviewWindow {
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if globalApplication.impl == nil {
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return w
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}
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if w.impl == nil {
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w.run()
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return w
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}
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w.impl.show()
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return w
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}
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func (w *WebviewWindow) Hide() *WebviewWindow {
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w.options.Hidden = true
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if w.impl != nil {
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w.impl.hide()
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}
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return w
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}
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func (w *WebviewWindow) SetURL(s string) *WebviewWindow {
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w.options.URL = s
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if w.impl != nil {
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w.impl.setURL(s)
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}
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return w
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}
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func (w *WebviewWindow) SetZoom(magnification float64) *WebviewWindow {
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w.options.Zoom = magnification
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if w.impl != nil {
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w.impl.setZoom(magnification)
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}
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return w
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}
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func (w *WebviewWindow) GetZoom() float64 {
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if w.impl != nil {
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return w.impl.getZoom()
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}
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return 1
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}
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func (w *WebviewWindow) SetResizable(b bool) *WebviewWindow {
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w.options.DisableResize = !b
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if w.impl != nil {
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w.impl.setResizable(b)
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}
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return w
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}
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func (w *WebviewWindow) Resizable() bool {
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return !w.options.DisableResize
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}
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func (w *WebviewWindow) SetMinSize(minWidth, minHeight int) *WebviewWindow {
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w.options.MinWidth = minWidth
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w.options.MinHeight = minHeight
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currentWidth, currentHeight := w.Size()
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newWidth, newHeight := currentWidth, currentHeight
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var newSize bool
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if minHeight != 0 && currentHeight < minHeight {
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newHeight = minHeight
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w.options.Height = newHeight
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newSize = true
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}
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if minWidth != 0 && currentWidth < minWidth {
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newWidth = minWidth
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w.options.Width = newWidth
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newSize = true
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}
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if w.impl != nil {
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if newSize {
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w.impl.setSize(newWidth, newHeight)
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}
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w.impl.setMinSize(minWidth, minHeight)
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}
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return w
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}
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func (w *WebviewWindow) SetMaxSize(maxWidth, maxHeight int) *WebviewWindow {
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w.options.MaxWidth = maxWidth
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w.options.MaxHeight = maxHeight
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currentWidth, currentHeight := w.Size()
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newWidth, newHeight := currentWidth, currentHeight
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var newSize bool
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if maxHeight != 0 && currentHeight > maxHeight {
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newHeight = maxHeight
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w.options.Height = maxHeight
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newSize = true
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}
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if maxWidth != 0 && currentWidth > maxWidth {
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newWidth = maxWidth
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w.options.Width = maxWidth
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newSize = true
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}
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if w.impl != nil {
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if newSize {
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w.impl.setSize(newWidth, newHeight)
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}
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w.impl.setMaxSize(maxWidth, maxHeight)
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}
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return w
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}
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func (w *WebviewWindow) ExecJS(js string) {
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if w.impl == nil {
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return
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}
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w.impl.execJS(js)
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}
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func (w *WebviewWindow) Fullscreen() *WebviewWindow {
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if w.impl == nil {
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w.options.StartState = WindowStateFullscreen
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return w
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}
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if !w.IsFullscreen() {
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w.disableSizeConstraints()
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w.impl.fullscreen()
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}
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return w
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}
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func (w *WebviewWindow) SetFullscreenButtonEnabled(enabled bool) *WebviewWindow {
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w.options.FullscreenButtonEnabled = enabled
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if w.impl != nil {
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w.impl.setFullscreenButtonEnabled(enabled)
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}
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return w
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}
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// IsMinimised returns true if the window is minimised
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func (w *WebviewWindow) IsMinimised() bool {
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if w.impl == nil {
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return false
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}
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return w.impl.isMinimised()
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}
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// IsMaximised returns true if the window is maximised
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func (w *WebviewWindow) IsMaximised() bool {
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if w.impl == nil {
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return false
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}
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return w.impl.isMaximised()
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}
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// Size returns the size of the window
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func (w *WebviewWindow) Size() (width int, height int) {
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if w.impl == nil {
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return 0, 0
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}
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return w.impl.size()
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}
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// IsFullscreen returns true if the window is fullscreen
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func (w *WebviewWindow) IsFullscreen() bool {
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w.implLock.RLock()
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defer w.implLock.RUnlock()
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if w.impl == nil {
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return false
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}
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return w.impl.isFullscreen()
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}
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func (w *WebviewWindow) SetBackgroundColour(colour *RGBA) *WebviewWindow {
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w.options.BackgroundColour = colour
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if w.impl != nil {
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w.impl.setBackgroundColour(colour)
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}
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return w
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}
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func (w *WebviewWindow) handleMessage(message string) {
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w.info(message)
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// Check for special messages
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if message == "test" {
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w.SetTitle("Hello World")
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}
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w.info("ProcessMessage from front end:", message)
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}
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func (w *WebviewWindow) Center() {
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if w.impl == nil {
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return
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}
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w.impl.center()
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}
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func (w *WebviewWindow) On(eventType events.WindowEventType, callback func(ctx *WindowEventContext)) {
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eventID := uint(eventType)
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w.eventListenersLock.Lock()
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defer w.eventListenersLock.Unlock()
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w.eventListeners[eventID] = append(w.eventListeners[eventID], callback)
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if w.impl != nil {
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w.impl.on(eventID)
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}
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}
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func (w *WebviewWindow) handleWindowEvent(id uint) {
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w.eventListenersLock.RLock()
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for _, callback := range w.eventListeners[id] {
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go callback(blankWindowEventContext)
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}
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w.eventListenersLock.RUnlock()
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}
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func (w *WebviewWindow) Width() int {
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if w.impl == nil {
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return 0
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}
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return w.impl.width()
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}
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func (w *WebviewWindow) Height() int {
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if w.impl == nil {
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return 0
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}
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return w.impl.height()
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}
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func (w *WebviewWindow) Position() (int, int) {
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w.implLock.RLock()
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defer w.implLock.RUnlock()
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if w.impl == nil {
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return 0, 0
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}
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return w.impl.position()
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}
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func (w *WebviewWindow) Destroy() {
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if w.impl == nil {
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return
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}
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w.impl.destroy()
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}
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func (w *WebviewWindow) Reload() {
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if w.impl == nil {
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return
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}
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w.impl.reload()
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}
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func (w *WebviewWindow) ForceReload() {
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if w.impl == nil {
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return
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}
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w.impl.forceReload()
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}
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func (w *WebviewWindow) ToggleFullscreen() {
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if w.impl == nil {
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return
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}
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if w.IsFullscreen() {
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w.UnFullscreen()
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} else {
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w.Fullscreen()
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}
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}
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func (w *WebviewWindow) ToggleDevTools() {
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if w.impl == nil {
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return
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}
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w.impl.toggleDevTools()
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}
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func (w *WebviewWindow) ZoomReset() *WebviewWindow {
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if w.impl != nil {
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w.impl.zoomReset()
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}
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return w
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}
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func (w *WebviewWindow) ZoomIn() {
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if w.impl == nil {
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return
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}
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w.impl.zoomIn()
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}
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func (w *WebviewWindow) ZoomOut() {
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if w.impl == nil {
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return
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}
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w.impl.zoomOut()
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}
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func (w *WebviewWindow) Close() {
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if w.impl == nil {
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return
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}
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w.impl.close()
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}
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func (w *WebviewWindow) Minimize() {
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if w.impl == nil {
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return
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}
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w.impl.minimise()
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}
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func (w *WebviewWindow) Zoom() {
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if w.impl == nil {
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return
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}
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w.impl.zoom()
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}
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func (w *WebviewWindow) SetHTML(html string) *WebviewWindow {
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w.options.HTML = html
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if w.impl != nil {
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w.impl.setHTML(html)
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}
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return w
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}
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func (w *WebviewWindow) SetPosition(x, y int) *WebviewWindow {
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w.options.X = x
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w.options.Y = y
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if w.impl != nil {
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w.impl.setPosition(x, y)
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}
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return w
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}
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func (w *WebviewWindow) Minimise() *WebviewWindow {
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if w.impl == nil {
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w.options.StartState = WindowStateMinimised
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return w
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}
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if !w.IsMinimised() {
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w.impl.minimise()
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}
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return w
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}
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func (w *WebviewWindow) Maximise() *WebviewWindow {
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if w.impl == nil {
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w.options.StartState = WindowStateMaximised
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return w
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}
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if !w.IsMaximised() {
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w.disableSizeConstraints()
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w.impl.maximise()
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}
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return w
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}
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func (w *WebviewWindow) UnMinimise() {
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if w.impl == nil {
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return
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}
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w.impl.unminimise()
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}
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func (w *WebviewWindow) UnMaximise() {
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if w.impl == nil {
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return
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}
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w.enableSizeConstraints()
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w.impl.unmaximise()
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}
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func (w *WebviewWindow) UnFullscreen() {
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if w.impl == nil {
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return
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}
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w.enableSizeConstraints()
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w.impl.unfullscreen()
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}
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func (w *WebviewWindow) Restore() {
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if w.impl == nil {
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return
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}
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if w.IsMinimised() {
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w.UnMinimise()
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} else if w.IsMaximised() {
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w.UnMaximise()
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} else if w.IsFullscreen() {
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w.UnFullscreen()
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}
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}
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func (w *WebviewWindow) disableSizeConstraints() {
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if w.impl == nil {
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return
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}
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w.impl.setMinSize(0, 0)
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w.impl.setMaxSize(0, 0)
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}
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func (w *WebviewWindow) enableSizeConstraints() {
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if w.impl == nil {
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return
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}
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w.SetMinSize(w.options.MinWidth, w.options.MinHeight)
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w.SetMaxSize(w.options.MaxWidth, w.options.MaxHeight)
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}
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func (w *WebviewWindow) GetScreen() (*Screen, error) {
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if w.impl == nil {
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return nil, nil
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}
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return w.impl.getScreen()
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}
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func (w *WebviewWindow) SetFrameless(frameless bool) *WebviewWindow {
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w.options.Frameless = frameless
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if w.impl != nil {
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w.impl.setFrameless(frameless)
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}
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return w
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}
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func (w *WebviewWindow) dispatchWailsEvent(event *WailsEvent) {
|
|
msg := fmt.Sprintf("_wails.dispatchWailsEvent(%s);", event.ToJSON())
|
|
w.ExecJS(msg)
|
|
}
|
|
|
|
func (w *WebviewWindow) info(message string, args ...any) {
|
|
|
|
globalApplication.Log(&logger.Message{
|
|
Level: "INFO",
|
|
Message: message,
|
|
Data: args,
|
|
Sender: w.Name(),
|
|
Time: time.Now(),
|
|
})
|
|
}
|
|
func (w *WebviewWindow) error(message string, args ...any) {
|
|
|
|
globalApplication.Log(&logger.Message{
|
|
Level: "ERROR",
|
|
Message: message,
|
|
Data: args,
|
|
Sender: w.Name(),
|
|
Time: time.Now(),
|
|
})
|
|
}
|
|
|
|
func (w *WebviewWindow) handleDragAndDropMessage(event *dragAndDropMessage) {
|
|
ctx := newWindowEventContext()
|
|
ctx.setDroppedFiles(event.filenames)
|
|
for _, listener := range w.eventListeners[uint(events.FilesDropped)] {
|
|
listener(ctx)
|
|
}
|
|
}
|
|
|
|
func (w *WebviewWindow) openContextMenu(data *ContextMenuData) {
|
|
menu, ok := w.contextMenus[data.Id]
|
|
if !ok {
|
|
// try application level context menu
|
|
menu, ok = globalApplication.getContextMenu(data.Id)
|
|
if !ok {
|
|
w.error("No context menu found for id: %s", data.Id)
|
|
return
|
|
}
|
|
}
|
|
menu.setContextData(data)
|
|
if w.impl == nil {
|
|
return
|
|
}
|
|
w.impl.openContextMenu(menu, data)
|
|
}
|
|
|
|
func (w *WebviewWindow) RegisterContextMenu(name string, menu *Menu) {
|
|
w.contextMenusLock.Lock()
|
|
defer w.contextMenusLock.Unlock()
|
|
w.contextMenus[name] = menu
|
|
}
|