mirror of
https://github.com/wailsapp/wails.git
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Dark theme menus for windows
This commit is contained in:
Lea Anthony
parent
8a3d7eb12a
commit
2faf8533e0
@ -247,8 +247,6 @@ func (m *windowsApp) wndProc(hwnd w32.HWND, msg uint32, wParam, lParam uintptr)
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return true;
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}
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*/
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case w32.WM_UAHDRAWMENU:
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return w32.UAHDrawMenu(hwnd, wParam, lParam)
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case w32.WM_SETTINGCHANGE:
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settingChanged := w32.UTF16PtrToString((*uint16)(unsafe.Pointer(lParam)))
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if settingChanged == "ImmersiveColorSet" {
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@ -324,6 +324,7 @@ type ThemeSettings struct {
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LightModeTitleTextInactive int32
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LightModeBorder int32
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LightModeBorderInactive int32
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DarkModeMenuBar int32
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}
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/****** Mac Options *******/
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@ -1056,6 +1056,7 @@ func (w *windowsWebviewWindow) updateTheme(isDarkMode bool) {
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customTheme := w.parent.options.Windows.CustomTheme
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// Custom theme
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if w32.SupportsCustomThemes() && customTheme != nil {
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w32.InitDarkMode(customTheme.DarkModeMenuBar)
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if w.isActive() {
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if isDarkMode {
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w32.SetTitleBarColour(w.hwnd, customTheme.DarkModeTitleBar)
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@ -1087,6 +1088,12 @@ func (w *windowsWebviewWindow) isActive() bool {
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var resizePending int32
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func (w *windowsWebviewWindow) WndProc(msg uint32, wparam, lparam uintptr) uintptr {
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processed, code := w32.MenuBarWndProc(w.hwnd, msg, wparam, lparam)
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if processed {
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return code
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}
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switch msg {
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case w32.WM_ACTIVATE:
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if int(wparam&0xffff) == w32.WA_INACTIVE {
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@ -1404,11 +1411,11 @@ func (w *windowsWebviewWindow) WndProc(msg uint32, wparam, lparam uintptr) uintp
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}
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w.setPadding(edge.Rect{})
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} else {
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// This is needed to workaround the resize flickering in frameless mode with WindowDecorations
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// This is needed to work around the resize flickering in frameless mode with WindowDecorations
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// See: https://stackoverflow.com/a/6558508
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// The workaround from the SO answer suggests to reduce the bottom of the window by 1px.
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// However this would result in loosing 1px of the WebView content.
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// Increasing the bottom also worksaround the flickering but we would loose 1px of the WebView content
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// However, this would result in losing 1px of the WebView content.
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// Increasing the bottom also worksaround the flickering, but we would lose 1px of the WebView content
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// therefore let's pad the content with 1px at the bottom.
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rgrc.Bottom += 1
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w.setPadding(edge.Rect{Bottom: 1})
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@ -608,6 +608,7 @@ const (
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WM_DPICHANGED = 0x02E0
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WM_UAHDRAWMENU = 0x0091
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WM_UAHDRAWMENUITEM = 0x0092
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WM_UAHMEASUREMENUITEM = 0x012E
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)
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const (
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@ -1,11 +1,121 @@
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package w32
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import "unsafe"
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import (
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"fmt"
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"unsafe"
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)
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const (
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OBJID_MENU = 3
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OBJID_MENU = -3
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)
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var (
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menuTheme HTHEME
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)
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type DTTOPTS struct {
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DwSize uint32
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DwFlags uint32
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CrText uint32
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CrBorder uint32
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CrShadow uint32
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ITextShadowType int32
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PtShadowOffset POINT
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iBorderSize int32
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iFontPropId int32
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IColorPropId int32
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IStateId int32
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FApplyOverlay int32
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IGlowSize int32
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PfnDrawTextCallback uintptr
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LParam uintptr
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}
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const (
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MENU_POPUPITEM = 14
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DTT_TEXTCOLOR = 1
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)
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// Menu item states
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const (
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ODS_SELECTED = 0x0001
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ODS_GRAYED = 0x0002
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ODS_DISABLED = 0x0004
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ODS_CHECKED = 0x0008
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ODS_FOCUS = 0x0010
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ODS_DEFAULT = 0x0020
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ODS_HOTLIGHT = 0x0040
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ODS_INACTIVE = 0x0080
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ODS_NOACCEL = 0x0100
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ODS_NOFOCUSRECT = 0x0200
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)
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// Menu Button Image states
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const (
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MBI_NORMAL = 1
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MBI_HOT = 2
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MBI_PUSHED = 3
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MBI_DISABLED = 4
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)
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var (
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procGetMenuItemInfo = moduser32.NewProc("GetMenuItemInfoW")
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)
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func GetMenuItemInfo(hmenu HMENU, item uint32, fByPosition bool, lpmii *MENUITEMINFO) bool {
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ret, _, _ := procGetMenuItemInfo.Call(
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uintptr(hmenu),
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uintptr(item),
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uintptr(boolToUint(fByPosition)),
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uintptr(unsafe.Pointer(lpmii)),
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)
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return ret != 0
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}
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// Helper function to convert bool to uint
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func boolToUint(b bool) uint {
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if b {
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return 1
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}
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return 0
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}
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// Add these function declarations
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func OpenThemeData(hwnd HWND, pszClassList *uint16) HTHEME {
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ret, _, _ := procOpenThemeData.Call(
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uintptr(hwnd),
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uintptr(unsafe.Pointer(pszClassList)),
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)
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return HTHEME(ret)
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}
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func DrawThemeBackground(hTheme HTHEME, hdc HDC, iPartId, iStateId int32, pRect *RECT, pClipRect *RECT) HRESULT {
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ret, _, _ := procDrawThemeBackground.Call(
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uintptr(hTheme),
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uintptr(hdc),
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uintptr(iPartId),
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uintptr(iStateId),
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uintptr(unsafe.Pointer(pRect)),
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uintptr(unsafe.Pointer(pClipRect)),
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)
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return HRESULT(ret)
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}
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func DrawThemeTextEx(hTheme HTHEME, hdc HDC, iPartId, iStateId int32, text *uint16, textLen int32, dwFlags uint32, pRect *RECT, pOptions *DTTOPTS) HRESULT {
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ret, _, _ := procDrawThemeTextEx.Call(
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uintptr(hTheme),
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uintptr(hdc),
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uintptr(iPartId),
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uintptr(iStateId),
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uintptr(unsafe.Pointer(text)),
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uintptr(textLen),
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uintptr(dwFlags),
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uintptr(unsafe.Pointer(pRect)),
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uintptr(unsafe.Pointer(pOptions)),
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)
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return HRESULT(ret)
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}
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type UAHMENU struct {
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Hmenu HMENU
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Hdc HDC
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@ -56,6 +166,21 @@ func (u *UAHMENUITEMMETRICS) RgsizePopup() *[4]struct{ cx, cy uint32 } {
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return (*[4]struct{ cx, cy uint32 })(unsafe.Pointer(&u.data))
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}
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type UAHMEASUREMENUITEM struct {
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UM UAHMENU
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UAMI UAHMENUITEM
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Mis MEASUREITEMSTRUCT
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}
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type MEASUREITEMSTRUCT struct {
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CtlType uint32
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CtlID uint32
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ItemID uint32
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ItemWidth uint32
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ItemHeight uint32
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ItemData uintptr
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}
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type UAHMENUPOPUPMETRICS struct {
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Rgcx [4]uint32 // Array of 4 DWORDs
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FUpdateMaxWidths uint32 // Bit-field represented as a uint32
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@ -75,7 +200,13 @@ var darkModeTitleBarBrush HBRUSH
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func init() {
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darkModeTitleBarBrush, _, _ = procCreateSolidBrush.Call(
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uintptr(0x8080FF),
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uintptr(0x00262525),
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)
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}
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func InitDarkMode(darkModeMenuBarColour int32) {
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darkModeTitleBarBrush, _, _ = procCreateSolidBrush.Call(
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uintptr(darkModeMenuBarColour),
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)
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}
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@ -86,18 +217,36 @@ func CreateSolidBrush(color COLORREF) HBRUSH {
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return HBRUSH(ret)
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}
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func UAHDrawMenu(hwnd HWND, wParam uintptr, lParam uintptr) uintptr {
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func RGB(r, g, b byte) uint32 {
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return uint32(r) | uint32(g)<<8 | uint32(b)<<16
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}
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func TrackPopupMenu(hmenu HMENU, flags uint32, x, y int32, reserved int32, hwnd HWND, prcRect *RECT) bool {
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ret, _, _ := procTrackPopupMenu.Call(
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uintptr(hmenu),
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uintptr(flags),
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uintptr(x),
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uintptr(y),
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uintptr(reserved),
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uintptr(hwnd),
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uintptr(unsafe.Pointer(prcRect)),
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)
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return ret != 0
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}
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func MenuBarWndProc(hwnd HWND, msg uint32, wParam WPARAM, lParam LPARAM) (bool, LRESULT) {
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if !IsCurrentlyDarkMode() {
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return 0
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return false, 0
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}
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switch msg {
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case WM_UAHDRAWMENU:
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udm := (*UAHMENU)(unsafe.Pointer(lParam))
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var rc RECT
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// get the menubar rect
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{
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menuBarInfo, err := GetMenuBarInfo(hwnd, OBJID_MENU, 0)
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if err != nil {
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return 0
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return false, 0
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}
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winRect := GetWindowRect(hwnd)
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@ -105,88 +254,210 @@ func UAHDrawMenu(hwnd HWND, wParam uintptr, lParam uintptr) uintptr {
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// the rcBar is offset by the window rect
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rc = menuBarInfo.Bar
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OffsetRect(&rc, int(-winRect.Left), int(-winRect.Top))
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}
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FillRect(udm.Hdc, &rc, darkModeTitleBarBrush)
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return 1
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return true, 0
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case WM_UAHDRAWMENUITEM:
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udmi := (*UAHDRAWMENUITEM)(unsafe.Pointer(lParam))
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// Create buffer for menu text
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menuString := make([]uint16, 256)
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// Setup menu item info structure
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mii := MENUITEMINFO{
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CbSize: uint32(unsafe.Sizeof(MENUITEMINFO{})),
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FMask: MIIM_STRING,
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DwTypeData: &menuString[0],
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Cch: uint32(len(menuString) - 1),
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}
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GetMenuItemInfo(udmi.UM.Hmenu, uint32(udmi.UAMI.Position), true, &mii)
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if udmi.DIS.ItemState&ODS_HOTLIGHT != 0 && mii.HSubMenu != 0 {
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// If this is a menu item with a submenu and we're hovering,
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// tell the menu to track
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TrackPopupMenu(mii.HSubMenu,
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TPM_LEFTALIGN|TPM_TOPALIGN,
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int32(udmi.DIS.RcItem.Left),
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int32(udmi.DIS.RcItem.Bottom),
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0, hwnd, nil)
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}
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dwFlags := uint32(DT_CENTER | DT_SINGLELINE | DT_VCENTER)
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// Use different colors for menubar vs popup items
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var bgBrush HBRUSH
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var textColor uint32
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if udmi.DIS.ItemState&ODS_HOTLIGHT != 0 {
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// Hot state - use a specific color for hover
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bgBrush = CreateSolidBrush(RGB(45, 45, 45)) // Dark gray for hover
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textColor = RGB(255, 255, 255) // White text
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} else if udmi.DIS.ItemState&ODS_SELECTED != 0 {
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// Selected state
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bgBrush = CreateSolidBrush(RGB(60, 60, 60)) // Slightly lighter for selected
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textColor = RGB(255, 255, 255)
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} else {
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// Normal state
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bgBrush = darkModeTitleBarBrush
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textColor = RGB(255, 255, 255)
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}
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// Fill background
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FillRect(udmi.UM.Hdc, &udmi.DIS.RcItem, bgBrush)
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// Delete the temporary brush if we created one
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if bgBrush != darkModeTitleBarBrush {
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DeleteObject(bgBrush)
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}
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// Draw text
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SetTextColor(udmi.UM.Hdc, textColor)
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SetBkMode(udmi.UM.Hdc, TRANSPARENT)
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DrawText(udmi.UM.Hdc, menuString, -1, &udmi.DIS.RcItem, dwFlags)
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return true, 1
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case WM_UAHMEASUREMENUITEM:
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// Cast lParam to UAHMEASUREMENUITEM pointer
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mmi := (*UAHMEASUREMENUITEM)(unsafe.Pointer(lParam))
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// Let the default window procedure handle the basic measurement
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result := DefWindowProc(hwnd, msg, wParam, lParam)
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// Modify the width to be 1/3rd wider
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mmi.Mis.ItemWidth = (mmi.Mis.ItemWidth * 4) / 3
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return true, result
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case WM_NCPAINT, WM_NCACTIVATE:
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result := DefWindowProc(hwnd, msg, wParam, lParam)
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_, err := GetMenuBarInfo(hwnd, OBJID_MENU, 0)
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if err != nil {
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return false, 0
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}
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clientRect := GetClientRect(hwnd)
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points := []POINT{
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{
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X: clientRect.Left,
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Y: clientRect.Top,
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},
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{
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X: clientRect.Right,
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Y: clientRect.Bottom,
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},
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}
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MapWindowPoints(hwnd, 0, uintptr(unsafe.Pointer(&points[0])), 2)
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clientRect.Left = points[0].X
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clientRect.Top = points[0].Y
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clientRect.Right = points[1].X
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clientRect.Bottom = points[1].Y
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winRect := GetWindowRect(hwnd)
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OffsetRect(clientRect, int(-winRect.Left), int(-winRect.Top))
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line := *clientRect
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line.Bottom = line.Top
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line.Top = line.Top - 1
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hdc := GetWindowDC(hwnd)
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FillRect(hdc, &line, darkModeTitleBarBrush)
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ReleaseDC(hwnd, hdc)
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return true, result
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}
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return false, 0
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}
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func MapWindowPoints(hWndFrom HWND, hWndTo HWND, points uintptr, numPoints uint32) {
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// Call the MapWindowPoints function
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ret, _, _ := procMapWindowPoints.Call(
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uintptr(hWndFrom),
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uintptr(hWndTo),
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points,
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uintptr(numPoints),
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)
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// Check for errors
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if ret == 0 {
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fmt.Println("MapWindowPoints failed")
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}
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}
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func UAHDrawMenuItem(hwnd HWND, wParam uintptr, lParam uintptr) uintptr {
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pUDMI := (*UAHDRAWMENUITEM)(unsafe.Pointer(lParam))
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var pbrBackground, pbrBorder *HBRUSH
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pbrBackground = &brItemBackground
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pbrBorder = &brItemBackground
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// get the menu item string
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menuString := make([]uint16, 256)
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mii := MENUITEMINFO{
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CbSize: uint32(unsafe.Sizeof(mii)),
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FMask: MIIM_STRING,
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DwTypeData: uintptr(unsafe.Pointer(&menuString[0])),
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Cch: uint32(len(menuString) - 1),
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}
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GetMenuItemInfo(pUDMI.um.hmenu, pUDMI.umi.iPosition, true, &mii)
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// get the item state for drawing
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dwFlags := DT_CENTER | DT_SINGLELINE | DT_VCENTER
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iTextStateID := 0
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iBackgroundStateID := 0
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switch {
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case pUDMI.dis.itemState&ODS_INACTIVE != 0 || pUDMI.dis.itemState&ODS_DEFAULT != 0:
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// normal display
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iTextStateID = MBI_NORMAL
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iBackgroundStateID = MBI_NORMAL
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case pUDMI.dis.itemState&ODS_HOTLIGHT != 0:
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// hot tracking
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iTextStateID = MBI_HOT
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iBackgroundStateID = MBI_HOT
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pbrBackground = &brItemBackgroundHot
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pbrBorder = &brItemBorder
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case pUDMI.dis.itemState&ODS_SELECTED != 0:
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// clicked
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iTextStateID = MBI_PUSHED
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iBackgroundStateID = MBI_PUSHED
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pbrBackground = &brItemBackgroundSelected
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pbrBorder = &brItemBorder
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case pUDMI.dis.itemState&ODS_GRAYED != 0 || pUDMI.dis.itemState&ODS_DISABLED != 0:
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// disabled / grey text
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iTextStateID = MBI_DISABLED
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iBackgroundStateID = MBI_DISABLED
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case pUDMI.dis.itemState&ODS_NOACCEL != 0:
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// hide prefix
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dwFlags |= DT_HIDEPREFIX
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}
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if g_menuTheme == 0 {
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g_menuTheme = OpenThemeData(hwnd, "Menu")
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}
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opts := DTTOPTS{
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DtSize: uint32(unsafe.Sizeof(opts)),
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DwFlags: DTT_TEXTCOLOR,
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CrText: RGB(0x00, 0x00, 0x20),
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ITextState: iTextStateID,
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}
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if iTextStateID == MBI_DISABLED {
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opts.CrText = RGB(0x40, 0x40, 0x40)
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}
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FillRect(pUDMI.um.hdc, &pUDMI.dis.rcItem, *pbrBackground)
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FrameRect(pUDMI.um.hdc, &pUDMI.dis.rcItem, *pbrBorder)
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DrawThemeTextEx(g_menuTheme, pUDMI.um.hdc, MENU_BARITEM, MBI_NORMAL, uintptr(unsafe.Pointer(&menuString[0])), mii.cch, dwFlags, &pUDMI.dis.rcItem, &opts)
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return 1
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//pUDMI := (*UAHDRAWMENUITEM)(unsafe.Pointer(lParam))
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//
|
||||
//var pbrBackground, pbrBorder *HBRUSH
|
||||
//pbrBackground = &brItemBackground
|
||||
//pbrBorder = &brItemBackground
|
||||
//
|
||||
//// get the menu item string
|
||||
//menuString := make([]uint16, 256)
|
||||
//mii := MENUITEMINFO{
|
||||
// CbSize: uint32(unsafe.Sizeof(mii)),
|
||||
// FMask: MIIM_STRING,
|
||||
// DwTypeData: uintptr(unsafe.Pointer(&menuString[0])),
|
||||
// Cch: uint32(len(menuString) - 1),
|
||||
//}
|
||||
//GetMenuItemInfo(pUDMI.um.hmenu, pUDMI.umi.iPosition, true, &mii)
|
||||
//
|
||||
//// get the item state for drawing
|
||||
//dwFlags := DT_CENTER | DT_SINGLELINE | DT_VCENTER
|
||||
//
|
||||
//iTextStateID := 0
|
||||
//iBackgroundStateID := 0
|
||||
//switch {
|
||||
//case pUDMI.dis.itemState&ODS_INACTIVE != 0 || pUDMI.dis.itemState&ODS_DEFAULT != 0:
|
||||
// // normal display
|
||||
// iTextStateID = MBI_NORMAL
|
||||
// iBackgroundStateID = MBI_NORMAL
|
||||
//case pUDMI.dis.itemState&ODS_HOTLIGHT != 0:
|
||||
// // hot tracking
|
||||
// iTextStateID = MBI_HOT
|
||||
// iBackgroundStateID = MBI_HOT
|
||||
//
|
||||
// pbrBackground = &brItemBackgroundHot
|
||||
// pbrBorder = &brItemBorder
|
||||
//case pUDMI.dis.itemState&ODS_SELECTED != 0:
|
||||
// // clicked
|
||||
// iTextStateID = MBI_PUSHED
|
||||
// iBackgroundStateID = MBI_PUSHED
|
||||
//
|
||||
// pbrBackground = &brItemBackgroundSelected
|
||||
// pbrBorder = &brItemBorder
|
||||
//case pUDMI.dis.itemState&ODS_GRAYED != 0 || pUDMI.dis.itemState&ODS_DISABLED != 0:
|
||||
// // disabled / grey text
|
||||
// iTextStateID = MBI_DISABLED
|
||||
// iBackgroundStateID = MBI_DISABLED
|
||||
//case pUDMI.dis.itemState&ODS_NOACCEL != 0:
|
||||
// // hide prefix
|
||||
// dwFlags |= DT_HIDEPREFIX
|
||||
//}
|
||||
//
|
||||
//if g_menuTheme == 0 {
|
||||
// g_menuTheme = OpenThemeData(hwnd, "Menu")
|
||||
//}
|
||||
//
|
||||
//opts := DTTOPTS{
|
||||
// DtSize: uint32(unsafe.Sizeof(opts)),
|
||||
// DwFlags: DTT_TEXTCOLOR,
|
||||
// CrText: RGB(0x00, 0x00, 0x20),
|
||||
// ITextState: iTextStateID,
|
||||
//}
|
||||
//if iTextStateID == MBI_DISABLED {
|
||||
// opts.CrText = RGB(0x40, 0x40, 0x40)
|
||||
//}
|
||||
//
|
||||
//FillRect(pUDMI.um.hdc, &pUDMI.dis.rcItem, *pbrBackground)
|
||||
//FrameRect(pUDMI.um.hdc, &pUDMI.dis.rcItem, *pbrBorder)
|
||||
//DrawThemeTextEx(g_menuTheme, pUDMI.um.hdc, MENU_BARITEM, MBI_NORMAL, uintptr(unsafe.Pointer(&menuString[0])), mii.cch, dwFlags, &pUDMI.dis.rcItem, &opts)
|
||||
|
||||
//return 1
|
||||
}
|
||||
|
||||
func GetMenuBarInfo(hwnd HWND, idObject uint32, idItem uint32) (*MENUBARINFO, error) {
|
||||
func GetMenuBarInfo(hwnd HWND, idObject int32, idItem uint32) (*MENUBARINFO, error) {
|
||||
var mi MENUBARINFO
|
||||
|
||||
mi.CbSize = uint32(unsafe.Sizeof(&mi))
|
||||
mi.CbSize = uint32(unsafe.Sizeof(mi))
|
||||
ret, _, err := procGetMenuBarInfo.Call(
|
||||
hwnd,
|
||||
uintptr(idObject),
|
||||
|
||||
@ -24,6 +24,8 @@ const HCF_HIGHCONTRASTON = 0x00000001
|
||||
|
||||
type WINDOWCOMPOSITIONATTRIB DWORD
|
||||
|
||||
type HTHEME HANDLE
|
||||
|
||||
const (
|
||||
WCA_UNDEFINED WINDOWCOMPOSITIONATTRIB = 0
|
||||
WCA_NCRENDERING_ENABLED WINDOWCOMPOSITIONATTRIB = 1
|
||||
@ -67,7 +69,10 @@ type WINDOWCOMPOSITIONATTRIBDATA struct {
|
||||
var (
|
||||
uxtheme = syscall.NewLazyDLL("uxtheme.dll")
|
||||
procSetWindowTheme = uxtheme.NewProc("SetWindowTheme")
|
||||
procOpenThemeData = uxtheme.NewProc("OpenThemeData")
|
||||
procDrawThemeBackground = uxtheme.NewProc("DrawThemeBackground")
|
||||
procAllowDarkModeForApplication = uxtheme.NewProc("AllowDarkModeForApp")
|
||||
procDrawThemeTextEx = uxtheme.NewProc("DrawThemeTextEx")
|
||||
)
|
||||
|
||||
type PreferredAppMode = int32
|
||||
@ -206,7 +211,7 @@ func SetMenuTheme(hwnd uintptr, useDarkMode bool) {
|
||||
// Set the window theme
|
||||
themeName := "Explorer"
|
||||
if useDarkMode {
|
||||
themeName = "DarkMode"
|
||||
themeName = "DarkMode_Explorer"
|
||||
}
|
||||
procSetWindowTheme.Call(HWND(hwnd), uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(themeName))), 0)
|
||||
|
||||
|
||||
@ -241,6 +241,13 @@ func (r *RECT) String() string {
|
||||
return fmt.Sprintf("RECT (%p): Left: %d, Top: %d, Right: %d, Bottom: %d", r, r.Left, r.Top, r.Right, r.Bottom)
|
||||
}
|
||||
|
||||
func RectToPoints(rect *RECT) []POINT {
|
||||
return []POINT{
|
||||
{X: rect.Left, Y: rect.Top}, // Top-left
|
||||
{X: rect.Right, Y: rect.Bottom}, // Bottom-right
|
||||
}
|
||||
}
|
||||
|
||||
// http://msdn.microsoft.com/en-us/library/windows/desktop/ms633577.aspx
|
||||
type WNDCLASSEX struct {
|
||||
Size uint32
|
||||
|
||||
@ -162,12 +162,17 @@ var (
|
||||
procAppendMenu = moduser32.NewProc("AppendMenuW")
|
||||
procSetMenuItemInfo = moduser32.NewProc("SetMenuItemInfoW")
|
||||
procDrawMenuBar = moduser32.NewProc("DrawMenuBar")
|
||||
procTrackPopupMenu = moduser32.NewProc("TrackPopupMenu")
|
||||
procTrackPopupMenuEx = moduser32.NewProc("TrackPopupMenuEx")
|
||||
procGetKeyState = moduser32.NewProc("GetKeyState")
|
||||
procGetSysColorBrush = moduser32.NewProc("GetSysColorBrush")
|
||||
procGetSysColor = moduser32.NewProc("GetSysColor")
|
||||
|
||||
procMapWindowPoints = moduser32.NewProc("MapWindowPoints")
|
||||
|
||||
procGetWindowPlacement = moduser32.NewProc("GetWindowPlacement")
|
||||
procSetWindowPlacement = moduser32.NewProc("SetWindowPlacement")
|
||||
procGetWindowDC = moduser32.NewProc("GetWindowDC")
|
||||
|
||||
procGetScrollInfo = moduser32.NewProc("GetScrollInfo")
|
||||
procSetScrollInfo = moduser32.NewProc("SetScrollInfo")
|
||||
@ -187,6 +192,11 @@ func init() {
|
||||
mainThread = GetCurrentThreadId()
|
||||
}
|
||||
|
||||
func GetWindowDC(hwnd HWND) HDC {
|
||||
ret, _, _ := procGetWindowDC.Call(hwnd)
|
||||
return ret
|
||||
}
|
||||
|
||||
func GET_X_LPARAM(lp uintptr) int32 {
|
||||
return int32(int16(LOWORD(uint32(lp))))
|
||||
}
|
||||
@ -1058,10 +1068,14 @@ func FillRect(hDC HDC, lprc *RECT, hbr HBRUSH) bool {
|
||||
return ret != 0
|
||||
}
|
||||
|
||||
func DrawText(hDC HDC, text string, uCount int, lpRect *RECT, uFormat uint) int {
|
||||
func DrawText(hDC HDC, text []uint16, uCount int, lpRect *RECT, uFormat uint32) int {
|
||||
|
||||
// Convert the string to a UTF16 pointer
|
||||
// This is necessary because the DrawText function expects a UTF16 pointer
|
||||
|
||||
ret, _, _ := procDrawText.Call(
|
||||
uintptr(hDC),
|
||||
uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(text))),
|
||||
uintptr(unsafe.Pointer(&text[0])),
|
||||
uintptr(uCount),
|
||||
uintptr(unsafe.Pointer(lpRect)),
|
||||
uintptr(uFormat))
|
||||
|
||||
@ -1,152 +0,0 @@
|
||||
//go:build windows
|
||||
|
||||
/*
|
||||
* Copyright (C) 2019 Tad Vizbaras. All Rights Reserved.
|
||||
* Copyright (C) 2010-2012 The W32 Authors. All Rights Reserved.
|
||||
*/
|
||||
|
||||
package w32
|
||||
|
||||
import (
|
||||
"syscall"
|
||||
"unsafe"
|
||||
)
|
||||
|
||||
// LISTVIEW parts
|
||||
const (
|
||||
LVP_LISTITEM = 1
|
||||
LVP_LISTGROUP = 2
|
||||
LVP_LISTDETAIL = 3
|
||||
LVP_LISTSORTEDDETAIL = 4
|
||||
LVP_EMPTYTEXT = 5
|
||||
LVP_GROUPHEADER = 6
|
||||
LVP_GROUPHEADERLINE = 7
|
||||
LVP_EXPANDBUTTON = 8
|
||||
LVP_COLLAPSEBUTTON = 9
|
||||
LVP_COLUMNDETAIL = 10
|
||||
)
|
||||
|
||||
// LVP_LISTITEM states
|
||||
const (
|
||||
LISS_NORMAL = 1
|
||||
LISS_HOT = 2
|
||||
LISS_SELECTED = 3
|
||||
LISS_DISABLED = 4
|
||||
LISS_SELECTEDNOTFOCUS = 5
|
||||
LISS_HOTSELECTED = 6
|
||||
)
|
||||
|
||||
// TREEVIEW parts
|
||||
const (
|
||||
TVP_TREEITEM = 1
|
||||
TVP_GLYPH = 2
|
||||
TVP_BRANCH = 3
|
||||
TVP_HOTGLYPH = 4
|
||||
)
|
||||
|
||||
// TVP_TREEITEM states
|
||||
const (
|
||||
TREIS_NORMAL = 1
|
||||
TREIS_HOT = 2
|
||||
TREIS_SELECTED = 3
|
||||
TREIS_DISABLED = 4
|
||||
TREIS_SELECTEDNOTFOCUS = 5
|
||||
TREIS_HOTSELECTED = 6
|
||||
)
|
||||
|
||||
type HTHEME HANDLE
|
||||
|
||||
var (
|
||||
// Library
|
||||
libuxtheme uintptr
|
||||
|
||||
// Functions
|
||||
closeThemeData uintptr
|
||||
drawThemeBackground uintptr
|
||||
drawThemeText uintptr
|
||||
getThemeTextExtent uintptr
|
||||
openThemeData uintptr
|
||||
setWindowTheme uintptr
|
||||
)
|
||||
|
||||
func init() {
|
||||
// Library
|
||||
libuxtheme = MustLoadLibrary("uxtheme.dll")
|
||||
|
||||
// Functions
|
||||
closeThemeData = MustGetProcAddress(libuxtheme, "CloseThemeData")
|
||||
drawThemeBackground = MustGetProcAddress(libuxtheme, "DrawThemeBackground")
|
||||
drawThemeText = MustGetProcAddress(libuxtheme, "DrawThemeText")
|
||||
getThemeTextExtent = MustGetProcAddress(libuxtheme, "GetThemeTextExtent")
|
||||
openThemeData = MustGetProcAddress(libuxtheme, "OpenThemeData")
|
||||
setWindowTheme = MustGetProcAddress(libuxtheme, "SetWindowTheme")
|
||||
}
|
||||
|
||||
func CloseThemeData(hTheme HTHEME) HRESULT {
|
||||
ret, _, _ := syscall.SyscallN(closeThemeData,
|
||||
uintptr(hTheme),
|
||||
0,
|
||||
0)
|
||||
|
||||
return HRESULT(ret)
|
||||
}
|
||||
|
||||
func DrawThemeBackground(hTheme HTHEME, hdc HDC, iPartId, iStateId int32, pRect, pClipRect *RECT) HRESULT {
|
||||
ret, _, _ := syscall.Syscall6(drawThemeBackground, 6,
|
||||
uintptr(hTheme),
|
||||
uintptr(hdc),
|
||||
uintptr(iPartId),
|
||||
uintptr(iStateId),
|
||||
uintptr(unsafe.Pointer(pRect)),
|
||||
uintptr(unsafe.Pointer(pClipRect)))
|
||||
|
||||
return HRESULT(ret)
|
||||
}
|
||||
|
||||
func DrawThemeText(hTheme HTHEME, hdc HDC, iPartId, iStateId int32, pszText *uint16, iCharCount int32, dwTextFlags, dwTextFlags2 uint32, pRect *RECT) HRESULT {
|
||||
ret, _, _ := syscall.Syscall9(drawThemeText, 9,
|
||||
uintptr(hTheme),
|
||||
uintptr(hdc),
|
||||
uintptr(iPartId),
|
||||
uintptr(iStateId),
|
||||
uintptr(unsafe.Pointer(pszText)),
|
||||
uintptr(iCharCount),
|
||||
uintptr(dwTextFlags),
|
||||
uintptr(dwTextFlags2),
|
||||
uintptr(unsafe.Pointer(pRect)))
|
||||
|
||||
return HRESULT(ret)
|
||||
}
|
||||
|
||||
func GetThemeTextExtent(hTheme HTHEME, hdc HDC, iPartId, iStateId int32, pszText *uint16, iCharCount int32, dwTextFlags uint32, pBoundingRect, pExtentRect *RECT) HRESULT {
|
||||
ret, _, _ := syscall.Syscall9(getThemeTextExtent, 9,
|
||||
uintptr(hTheme),
|
||||
uintptr(hdc),
|
||||
uintptr(iPartId),
|
||||
uintptr(iStateId),
|
||||
uintptr(unsafe.Pointer(pszText)),
|
||||
uintptr(iCharCount),
|
||||
uintptr(dwTextFlags),
|
||||
uintptr(unsafe.Pointer(pBoundingRect)),
|
||||
uintptr(unsafe.Pointer(pExtentRect)))
|
||||
|
||||
return HRESULT(ret)
|
||||
}
|
||||
|
||||
func OpenThemeData(hwnd HWND, pszClassList *uint16) HTHEME {
|
||||
ret, _, _ := syscall.SyscallN(openThemeData,
|
||||
uintptr(hwnd),
|
||||
uintptr(unsafe.Pointer(pszClassList)),
|
||||
0)
|
||||
|
||||
return HTHEME(ret)
|
||||
}
|
||||
|
||||
func SetWindowTheme(hwnd HWND, pszSubAppName, pszSubIdList *uint16) HRESULT {
|
||||
ret, _, _ := syscall.SyscallN(setWindowTheme,
|
||||
uintptr(hwnd),
|
||||
uintptr(unsafe.Pointer(pszSubAppName)),
|
||||
uintptr(unsafe.Pointer(pszSubIdList)))
|
||||
|
||||
return HRESULT(ret)
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user