mirror of
https://github.com/ultimatepp/ultimatepp.git
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171 lines
4 KiB
C++
171 lines
4 KiB
C++
#include <CtrlCore/CtrlCore.h>
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#ifdef GUI_GTK
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#include <X11/Xlib.h>
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#ifdef GDK_WINDOWING_X11
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#include <gdk/gdkx.h>
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#endif
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#ifdef GDK_WINDOWING_WAYLAND
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#include <gdk/gdkwayland.h>
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#endif
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#define CATCH_ERRORS 1
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namespace Upp {
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#define LLOG(x) // DLOG(x)
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#if CATCH_ERRORS
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void CatchError(const gchar *log_domain,
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GLogLevelFlags log_level,
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const gchar *message,
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gpointer user_data)
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{
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RLOG((const char *)message);
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// __BREAK__;
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}
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#endif
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void Ctrl::PanicMsgBox(const char *title, const char *text)
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{
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LLOG("PanicMsgBox " << title << ": " << text);
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UngrabMouse();
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char m[2000];
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*m = 0;
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if(system("which gxmessage") == 0)
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strcpy(m, "gxmessage -center \"");
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else
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if(system("which kdialog") == 0)
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strcpy(m, "kdialog --error \"");
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else
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if(system("which xmessage") == 0)
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strcpy(m, "xmessage -center \"");
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if(*m) {
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strcat(m, title);
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strcat(m, "\n");
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strcat(m, text);
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strcat(m, "\"");
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IGNORE_RESULT(system(m));
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}
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else {
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GtkWidget *dialog = gtk_message_dialog_new(NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR,
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GTK_BUTTONS_CLOSE, "%s: %s", title, text);
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gtk_dialog_run(GTK_DIALOG (dialog));
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gtk_widget_destroy(dialog);
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}
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__BREAK__;
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}
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int Ctrl::scale;
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bool Ctrl::IsWayland()
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{
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#ifdef GDK_WINDOWING_WAYLAND
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static bool wayland = GDK_IS_WAYLAND_DISPLAY(gdk_display_get_default());
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return wayland;
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#endif
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return false;
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}
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bool Ctrl::IsX11()
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{
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#ifdef GDK_WINDOWING_WAYLAND
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static bool x11 = GDK_IS_X11_DISPLAY(gdk_display_get_default());
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return x11;
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#endif
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return false;
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}
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bool Ctrl::IsRunningOnWayland()
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{
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static bool running = GetEnv("XDG_SESSION_TYPE") == "wayland";
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return running;
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}
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void Ctrl::ThemeChanged(void *)
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{
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PostReSkin();
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}
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static bool sUseWayland;
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void Ctrl::UseWayland()
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{
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sUseWayland = true;
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}
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extern Event<const TopWindow *, TopWindow::CustomTitleBarMetrics&> custom_titlebar_metrics__;
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extern Function<bool (const TopWindow *)> is_custom_titlebar__;
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extern Function<Ctrl *(TopWindow *, Color, int)> custom_titlebar_make__;
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bool InitGtkApp(int argc, char **argv, const char **envptr)
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{
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LLOG(rmsecs() << " InitGtkApp");
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XInitThreads(); // otherwise there are errors despite GuiLock
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// this has to be called before gtk_init_check, otherwise it crashes with xfce (at least
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// some versions)
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#if GTK_CHECK_VERSION(3, 10, 0)
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String backends = "x11,wayland";
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#ifdef flagWAYLAND // Sets GTK to prefer Wayland backend
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backends = "wayland,x11";
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#endif
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if(FileExists(ConfigFile("USE_WAYLAND")) || sUseWayland)
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backends = "wayland,x11";
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gdk_set_allowed_backends(backends);
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#endif
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if (!gtk_init_check(&argc, &argv)) {
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Cerr() << t_("Failed to initialized GTK app!") << "\n";
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return false;
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}
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EnterGuiMutex();
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Ctrl::scale = 1;
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#if GTK_CHECK_VERSION(3, 10, 0)
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if(Ctrl::IsWayland()) {
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GtkWidget *window;
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window = gtk_window_new(GTK_WINDOW_POPUP);
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gtk_window_set_default_size (GTK_WINDOW (window), 1, 1);
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gtk_widget_show_all (window);
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Ctrl::scale = gdk_window_get_scale_factor(gtk_widget_get_window(window));
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gtk_widget_destroy(window);
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}
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else
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Ctrl::scale = gdk_window_get_scale_factor(gdk_screen_get_root_window(gdk_screen_get_default()));
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#endif
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Ctrl::GlobalBackBuffer();
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Ctrl::ReSkin();
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g_timeout_add(20, (GSourceFunc) Ctrl::TimeHandler, NULL);
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InstallPanicMessageBox(Ctrl::PanicMsgBox);
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if(Ctrl::IsX11())
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gdk_window_add_filter(NULL, Ctrl::RootKeyFilter, NULL);
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#if CATCH_ERRORS
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g_log_set_default_handler (CatchError, 0);
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#endif
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GtkSettings *settings = gtk_settings_get_default();
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if(settings) {
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g_signal_connect_swapped(settings, "notify::gtk-theme-name", G_CALLBACK(Ctrl::ThemeChanged), NULL);
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g_signal_connect_swapped(settings, "notify::gtk-application-prefer-dark-theme", G_CALLBACK(Ctrl::ThemeChanged), NULL);
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}
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TopWindow::Init();
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return true;
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}
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void ExitGtkApp()
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{
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LeaveGuiMutex();
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}
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}
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#endif
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