1 files changed, 138 insertions, 0 deletions
diff --git a/src/screen.c b/src/screen.c
new file mode 100644
index 0000000..cc2b8fd
--- /dev/null
+++ b/src/screen.c
@@ -0,0 +1,138 @@
+/****************************************************************************
+ * Screen functions.
+ * Copyright (C) 2005 Joe Wingbermuehle
+ ****************************************************************************/
+
+#include "jwm.h"
+#include "screen.h"
+#include "main.h"
+#include "cursor.h"
+
+static ScreenType *screens;
+static int screenCount;
+
+/****************************************************************************
+ ****************************************************************************/
+void InitializeScreens() {
+	screens = NULL;
+}
+
+/****************************************************************************
+ ****************************************************************************/
+void StartupScreens() {
+#ifdef USE_XINERAMA
+
+	XineramaScreenInfo *info;
+	int x;
+
+	if(XineramaIsActive(display)) {
+
+		info = XineramaQueryScreens(display, &screenCount);
+
+		screens = Allocate(sizeof(ScreenType) * screenCount);
+		for(x = 0; x < screenCount; x++) {
+			screens[x].index = x;
+			screens[x].x = info[x].x_org;
+			screens[x].y = info[x].y_org;
+			screens[x].width = info[x].width;
+			screens[x].height = info[x].height;
+		}
+
+		JXFree(info);
+
+	} else {
+
+		screenCount = 1;
+		screens = Allocate(sizeof(ScreenType));
+		screens->index = 0;
+		screens->x = 0;
+		screens->y = 0;
+		screens->width = rootWidth;
+		screens->height = rootHeight;
+
+	}
+
+#else
+
+	screenCount = 1;
+	screens = Allocate(sizeof(ScreenType));
+	screens->index = 0;
+	screens->x = 0;
+	screens->y = 0;
+	screens->width = rootWidth;
+	screens->height = rootHeight;
+
+#endif /* USE_XINERAMA */
+}
+
+/****************************************************************************
+ ****************************************************************************/
+void ShutdownScreens() {
+	if(screens) {
+		Release(screens);
+		screens = NULL;
+	}
+}
+
+/****************************************************************************
+ ****************************************************************************/
+void DestroyScreens() {
+}
+
+/****************************************************************************
+ ****************************************************************************/
+const ScreenType *GetCurrentScreen(int x, int y) {
+
+	ScreenType *sp;
+	int index;
+
+	for(index = 1; index < screenCount; index++) {
+		sp = &screens[index];
+		if(x >= sp->x && x < sp->x + sp->width) {
+			if(y >= sp->y && y <= sp->y + sp->height) {
+				return sp;
+			}
+		}
+	}
+
+	return &screens[0];
+
+}
+
+/****************************************************************************
+ ****************************************************************************/
+const ScreenType *GetMouseScreen() {
+#ifdef USE_XINERAMA
+
+	int x, y;
+
+	GetMousePosition(&x, &y);
+	return GetCurrentScreen(x, y);
+
+#else
+
+	return &screens[0];
+
+#endif
+}
+
+/****************************************************************************
+ ****************************************************************************/
+const ScreenType *GetScreen(int index) {
+
+	Assert(index >= 0);
+	Assert(index < screenCount);
+
+	return &screens[index];
+
+}
+
+/****************************************************************************
+ ****************************************************************************/
+int GetScreenCount() {
+
+	return screenCount;
+
+}
+
+