From 63b2b6cbc34b9e34208f3bff96686b9bd3f54521 Mon Sep 17 00:00:00 2001 From: dec05eba Date: Sat, 15 Mar 2025 00:39:37 +0100 Subject: Add region capture option --- src/WindowUtils.cpp | 211 ++++++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 188 insertions(+), 23 deletions(-) (limited to 'src/WindowUtils.cpp') diff --git a/src/WindowUtils.cpp b/src/WindowUtils.cpp index d588374..49fd65b 100644 --- a/src/WindowUtils.cpp +++ b/src/WindowUtils.cpp @@ -1,8 +1,10 @@ #include "../include/WindowUtils.hpp" -#include #include #include +#include +#include +#include #include @@ -301,6 +303,21 @@ namespace gsr { return get_window_name_at_position(dpy, cursor_position, ignore_window); } + void set_window_size_not_resizable(Display *dpy, Window window, int width, int height) { + XSizeHints *size_hints = XAllocSizeHints(); + if(size_hints) { + size_hints->width = width; + size_hints->height = height; + size_hints->min_width = width; + size_hints->min_height = height; + size_hints->max_width = width; + size_hints->max_height = height; + size_hints->flags = PSize | PMinSize | PMaxSize; + XSetWMNormalHints(dpy, window, size_hints); + XFree(size_hints); + } + } + typedef struct { unsigned long flags; unsigned long functions; @@ -348,17 +365,7 @@ namespace gsr { XChangeProperty(display, window, net_wm_window_opacity, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&opacity, 1L); window_set_decorations_visible(display, window, false); - - XSizeHints *size_hints = XAllocSizeHints(); - size_hints->width = size; - size_hints->height = size; - size_hints->min_width = size; - size_hints->min_height = size; - size_hints->max_width = size; - size_hints->max_height = size; - size_hints->flags = PSize | PMinSize | PMaxSize; - XSetWMNormalHints(display, window, size_hints); - XFree(size_hints); + set_window_size_not_resizable(display, window, size, size); XMapWindow(display, window); XFlush(display); @@ -412,17 +419,7 @@ namespace gsr { XChangeProperty(display, window, net_wm_window_opacity, XA_CARDINAL, 32, PropModeReplace, (unsigned char *)&opacity, 1L); window_set_decorations_visible(display, window, false); - - XSizeHints *size_hints = XAllocSizeHints(); - size_hints->width = size; - size_hints->height = size; - size_hints->min_width = size; - size_hints->min_height = size; - size_hints->max_width = size; - size_hints->max_height = size; - size_hints->flags = PSize | PMinSize | PMaxSize; - XSetWMNormalHints(display, window, size_hints); - XFree(size_hints); + set_window_size_not_resizable(display, window, size, size); XMapWindow(display, window); XFlush(display); @@ -531,4 +528,172 @@ namespace gsr { mgl_for_each_active_monitor_output(dpy, get_monitors_callback, &monitors); return monitors; } + + static bool device_is_mouse(const XIDeviceInfo *dev) { + for(int i = 0; i < dev->num_classes; ++i) { + if(dev->classes[i]->type == XIMasterPointer || dev->classes[i]->type == XISlavePointer) + return true; + } + return false; + } + + static void xi_grab_all_mouse_devices(Display *dpy, bool grab) { + if(!dpy) + return; + + int num_devices = 0; + XIDeviceInfo *info = XIQueryDevice(dpy, XIAllDevices, &num_devices); + if(!info) + return; + + unsigned char mask[XIMaskLen(XI_LASTEVENT)]; + memset(mask, 0, sizeof(mask)); + XISetMask(mask, XI_Motion); + //XISetMask(mask, XI_RawMotion); + XISetMask(mask, XI_ButtonPress); + XISetMask(mask, XI_ButtonRelease); + XISetMask(mask, XI_KeyPress); + XISetMask(mask, XI_KeyRelease); + + for (int i = 0; i < num_devices; ++i) { + const XIDeviceInfo *dev = &info[i]; + if(!device_is_mouse(dev)) + continue; + + XIEventMask xi_masks; + xi_masks.deviceid = dev->deviceid; + xi_masks.mask_len = sizeof(mask); + xi_masks.mask = mask; + if(grab) + XIGrabDevice(dpy, dev->deviceid, DefaultRootWindow(dpy), CurrentTime, None, XIGrabModeAsync, XIGrabModeAsync, XIOwnerEvents, &xi_masks); + else + XIUngrabDevice(dpy, dev->deviceid, CurrentTime); + } + + XFlush(dpy); + XIFreeDeviceInfo(info); + } + + void xi_grab_all_mouse_devices(Display *dpy) { + xi_grab_all_mouse_devices(dpy, true); + } + + void xi_ungrab_all_mouse_devices(Display *dpy) { + xi_grab_all_mouse_devices(dpy, false); + } + + void xi_warp_all_mouse_devices(Display *dpy, mgl::vec2i position) { + if(!dpy) + return; + + int num_devices = 0; + XIDeviceInfo *info = XIQueryDevice(dpy, XIAllDevices, &num_devices); + if(!info) + return; + + for (int i = 0; i < num_devices; ++i) { + const XIDeviceInfo *dev = &info[i]; + if(!device_is_mouse(dev)) + continue; + + XIWarpPointer(dpy, dev->deviceid, DefaultRootWindow(dpy), DefaultRootWindow(dpy), 0, 0, 0, 0, position.x, position.y); + } + + XFlush(dpy); + XIFreeDeviceInfo(info); + } + + void window_set_fullscreen(Display *dpy, Window window, bool fullscreen) { + const Atom net_wm_state_atom = XInternAtom(dpy, "_NET_WM_STATE", False); + const Atom net_wm_state_fullscreen_atom = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False); + + XEvent xev; + xev.type = ClientMessage; + xev.xclient.window = window; + xev.xclient.message_type = net_wm_state_atom; + xev.xclient.format = 32; + xev.xclient.data.l[0] = fullscreen ? 1 : 0; + xev.xclient.data.l[1] = net_wm_state_fullscreen_atom; + xev.xclient.data.l[2] = 0; + xev.xclient.data.l[3] = 1; + xev.xclient.data.l[4] = 0; + + if(!XSendEvent(dpy, DefaultRootWindow(dpy), 0, SubstructureRedirectMask | SubstructureNotifyMask, &xev)) { + fprintf(stderr, "mgl warning: failed to change window fullscreen state\n"); + return; + } + + XFlush(dpy); + } + + bool window_is_fullscreen(Display *display, Window window) { + const Atom wm_state_atom = XInternAtom(display, "_NET_WM_STATE", False); + const Atom wm_state_fullscreen_atom = XInternAtom(display, "_NET_WM_STATE_FULLSCREEN", False); + + Atom type = None; + int format = 0; + unsigned long num_items = 0; + unsigned long bytes_after = 0; + unsigned char *properties = nullptr; + if(XGetWindowProperty(display, window, wm_state_atom, 0, 1024, False, XA_ATOM, &type, &format, &num_items, &bytes_after, &properties) < Success) { + fprintf(stderr, "Failed to get window wm state property\n"); + return false; + } + + if(!properties) + return false; + + bool is_fullscreen = false; + Atom *atoms = (Atom*)properties; + for(unsigned long i = 0; i < num_items; ++i) { + if(atoms[i] == wm_state_fullscreen_atom) { + is_fullscreen = true; + break; + } + } + + XFree(properties); + return is_fullscreen; + } + + #define _NET_WM_STATE_REMOVE 0 + #define _NET_WM_STATE_ADD 1 + #define _NET_WM_STATE_TOGGLE 2 + + bool set_window_wm_state(Display *dpy, Window window, Atom atom) { + const Atom net_wm_state_atom = XInternAtom(dpy, "_NET_WM_STATE", False); + + XClientMessageEvent xclient; + memset(&xclient, 0, sizeof(xclient)); + + xclient.type = ClientMessage; + xclient.window = window; + xclient.message_type = net_wm_state_atom; + xclient.format = 32; + xclient.data.l[0] = _NET_WM_STATE_ADD; + xclient.data.l[1] = atom; + xclient.data.l[2] = 0; + xclient.data.l[3] = 0; + xclient.data.l[4] = 0; + + XSendEvent(dpy, DefaultRootWindow(dpy), False, SubstructureRedirectMask | SubstructureNotifyMask, (XEvent*)&xclient); + XFlush(dpy); + return true; + } + + void make_window_click_through(Display *display, Window window) { + XRectangle rect; + memset(&rect, 0, sizeof(rect)); + XserverRegion region = XFixesCreateRegion(display, &rect, 1); + XFixesSetWindowShapeRegion(display, window, ShapeInput, 0, 0, region); + XFixesDestroyRegion(display, region); + } + + bool make_window_sticky(Display *dpy, Window window) { + return set_window_wm_state(dpy, window, XInternAtom(dpy, "_NET_WM_STATE_STICKY", False)); + } + + bool hide_window_from_taskbar(Display *dpy, Window window) { + return set_window_wm_state(dpy, window, XInternAtom(dpy, "_NET_WM_STATE_SKIP_TASKBAR", False)); + } } \ No newline at end of file -- cgit v1.2.3-70-g09d2