Started doing the C rewrite. Defined the basic initialization and main loop and window API and implemented them on GTK+.

1 files changed, 59 insertions, 0 deletions

diff --git a/new/window_unix.c b/new/window_unix.c
new file mode 100644
index 0000000..5ace5a5
--- /dev/null
+++ b/new/window_unix.c
@@ -0,0 +1,59 @@
+// 6 april 2015
+#include "ui_unix.h"
+
+struct uiWindow {
+	GtkWidget *widget;
+	int (*onClosing)(uiWindow *, void *);
+	void *onClosingData;
+};
+
+uiWindow *uiNewWindow(char *title, int width, int height)
+{
+	uiWindow *w;
+
+	w = g_new0(uiWindow, 1);
+	w->widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+	gtk_window_set_title(GTK_WINDOW(w->widget), title);
+	gtk_window_resize(GTK_WINDOW(w->widget), width, height);
+	return w;
+}
+
+void uiWindowDestroy(uiWindow *w)
+{
+	gtk_widget_destroy(w->widget);
+	g_free(w);
+}
+
+uintptr_t uiWindowHandle(uiWindow *w)
+{
+	return (uintptr_t) (w->widget);
+}
+
+// TODO titles
+
+void uiWindowShow(uiWindow *w)
+{
+	gtk_widget_show_all(w->widget);
+}
+
+void uiWindowHide(uiWindow *w)
+{
+	gtk_widget_hide(w->widget);
+}
+
+static gboolean onClosing(GtkWidget *win, GdkEvent *e, gpointer data)
+{
+	uiWindow *w = (uiWindow *) data;
+
+	// return exact values just in case
+	if ((*(w->onClosing))(w, w->onClosingData))
+		return FALSE;
+	return TRUE;
+}
+
+void uiWindowOnClosing(uiWindow *w, int (*f)(uiWindow *, void *), void *data)
+{
+	w->onClosing = f;
+	w->onClosingData = data;
+	g_signal_connect(w->widget, "delete-event", G_CALLBACK(onClosing), w);
+}