[PATCH] ephyr: Add -resizeable option
Daniel Martin
consume.noise at gmail.com
Tue Dec 11 08:23:55 PST 2012
From: Daniel Martin <daniel.martin at secunet.com>
With this option passed, ephyr windows can be resized like normal
windows on the fly, without the need of an explicit parent window.
Signed-off-by: Daniel Martin <daniel.martin at secunet.com>
---
hw/kdrive/ephyr/ephyr.c | 1 +
hw/kdrive/ephyr/ephyrinit.c | 6 ++++++
hw/kdrive/ephyr/hostx.c | 34 ++++++++++++++++++++++------------
3 files changed, 29 insertions(+), 12 deletions(-)
diff --git a/hw/kdrive/ephyr/ephyr.c b/hw/kdrive/ephyr/ephyr.c
index e6520d0..f32e432 100644
--- a/hw/kdrive/ephyr/ephyr.c
+++ b/hw/kdrive/ephyr/ephyr.c
@@ -56,6 +56,7 @@ typedef struct _EphyrInputPrivate {
} EphyrKbdPrivate, EphyrPointerPrivate;
Bool EphyrWantGrayScale = 0;
+Bool EphyrWantResize = 0;
Bool
ephyrInitialize(KdCardInfo * card, EphyrPriv * priv)
diff --git a/hw/kdrive/ephyr/ephyrinit.c b/hw/kdrive/ephyr/ephyrinit.c
index 5e2eb67..adacac9 100644
--- a/hw/kdrive/ephyr/ephyrinit.c
+++ b/hw/kdrive/ephyr/ephyrinit.c
@@ -31,6 +31,7 @@
extern Window EphyrPreExistingHostWin;
extern Bool EphyrWantGrayScale;
+extern Bool EphyrWantResize;
extern Bool kdHasPointer;
extern Bool kdHasKbd;
@@ -116,6 +117,7 @@ ddxUseMsg(void)
ErrorF("-host-cursor Re-use exisiting X host server cursor\n");
ErrorF("-fullscreen Attempt to run Xephyr fullscreen\n");
ErrorF("-grayscale Simulate 8bit grayscale\n");
+ ErrorF("-resizeable Make Xephyr windows resizeable\n");
ErrorF
("-fakexa Simulate acceleration using software rendering\n");
ErrorF("-verbosity <level> Set log verbosity level\n");
@@ -210,6 +212,10 @@ ddxProcessArgument(int argc, char **argv, int i)
EphyrWantGrayScale = 1;
return 1;
}
+ else if (!strcmp(argv[i], "-resizeable")) {
+ EphyrWantResize = 1;
+ return 1;
+ }
else if (!strcmp(argv[i], "-fakexa")) {
ephyrFuncs.initAccel = ephyrDrawInit;
ephyrFuncs.enableAccel = ephyrDrawEnable;
diff --git a/hw/kdrive/ephyr/hostx.c b/hw/kdrive/ephyr/hostx.c
index 157ac36..54cd2af 100644
--- a/hw/kdrive/ephyr/hostx.c
+++ b/hw/kdrive/ephyr/hostx.c
@@ -117,6 +117,8 @@ extern EphyrKeySyms ephyrKeySyms;
extern int monitorResolution;
+extern Bool EphyrWantResize;
+
char *ephyrResName = NULL;
int ephyrResNameFromCmd = 0;
char *ephyrTitle = NULL;
@@ -697,7 +699,7 @@ hostx_screen_init(EphyrScreenInfo screen,
XResizeWindow(HostX.dpy, host_screen->win, width, height);
/* Ask the WM to keep our size static */
- if (host_screen->win_pre_existing == None) {
+ if (host_screen->win_pre_existing == None && !EphyrWantResize) {
size_hints = XAllocSizeHints();
size_hints->max_width = size_hints->min_width = width;
size_hints->max_height = size_hints->min_height = height;
@@ -1011,19 +1013,27 @@ hostx_get_event(EphyrHostXEvent * ev)
case ConfigureNotify:
{
- struct EphyrHostScreen *host_screen =
- host_screen_from_window(xev.xconfigure.window);
-
- if (host_screen && host_screen->win_pre_existing != None) {
- ev->type = EPHYR_EV_CONFIGURE;
- ev->data.configure.width = xev.xconfigure.width;
- ev->data.configure.height = xev.xconfigure.height;
- ev->data.configure.window = xev.xconfigure.window;
- ev->data.configure.screen = host_screen->mynum;
- return 1;
+ struct EphyrHostScreen *host_screen;
+
+ /* event compression as for Expose events, cause
+ * we don't want to resize the framebuffer for
+ * every single change */
+ while (XCheckTypedWindowEvent(HostX.dpy, xev.xconfigure.window,
+ ConfigureNotify, &xev));
+ host_screen = host_screen_from_window(xev.xconfigure.window);
+
+ if (!host_screen ||
+ (host_screen->win_pre_existing == None && !EphyrWantResize)) {
+ return 0;
}
- return 0;
+ ev->type = EPHYR_EV_CONFIGURE;
+ ev->data.configure.width = xev.xconfigure.width;
+ ev->data.configure.height = xev.xconfigure.height;
+ ev->data.configure.window = xev.xconfigure.window;
+ ev->data.configure.screen = host_screen->mynum;
+
+ return 1;
}
default:
break;
--
1.7.9.5
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