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[linux] Fix SetBackgroundColour

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This commit is contained in:
Lea Anthony 2022-07-04 22:29:51 +10:00
commit cd35536a79
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1 changed files with 9 additions and 0 deletions
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9
v2/internal/frontend/desktop/linux/window.go
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@ -431,12 +431,20 @@ typedef struct RGBAOptions {
uint8_t b;
uint8_t a;
void *webview;
void *window;
} RGBAOptions;
void setBackgroundColour(void* data) {
RGBAOptions* options = (RGBAOptions*)data;
GdkRGBA colour = {options->r / 255.0, options->g / 255.0, options->b / 255.0, options->a / 255.0};
webkit_web_view_set_background_color(WEBKIT_WEB_VIEW(options->webview), &colour);
GtkCssProvider *provider = gtk_css_provider_new();
char buffer[60];
sprintf((void*)&buffer[0], "* { background-color: rgba(%d,%d,%d,%d); }", options->r, options->g, options->b, options->a);
gtk_css_provider_load_from_data (provider, &buffer[0], -1, NULL);
gtk_style_context_add_provider(gtk_widget_get_style_context(GTK_WIDGET(options->window)),
GTK_STYLE_PROVIDER(provider),
GTK_STYLE_PROVIDER_PRIORITY_USER);
}
typedef struct SetTitleArgs {
@ -786,6 +794,7 @@ func (w *Window) SetBackgroundColour(r uint8, g uint8, b uint8, a uint8) {
b: C.uchar(b),
a: C.uchar(a),
webview: w.webview,
window: w.gtkWindow,
}
invokeOnMainThread(func() { C.setBackgroundColour(unsafe.Pointer(&data)) })