mirror of
https://github.com/glfw/glfw.git
synced 2025-08-16 19:52:12 +00:00
Wayland: Move fallback decoration pointer logic
Decluttered the wl_pointer handlers by moving the bulk of fallback decoration related logic to separate functions.
This commit is contained in:
Camilla Löwy
parent
5190a30d8a
commit
7523b0e6bd
293
src/wl_window.c
293
src/wl_window.c
@ -275,6 +275,149 @@ static void destroyFallbackDecorations(_GLFWwindow* window)
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destroyFallbackEdge(&window->wl.fallback.bottom);
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}
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static void updateFallbackDecorationCursor(_GLFWwindow* window,
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wl_fixed_t sx,
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wl_fixed_t sy)
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{
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window->wl.fallback.pointerX = sx;
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window->wl.fallback.pointerY = sy;
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const double xpos = wl_fixed_to_double(sx);
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const double ypos = wl_fixed_to_double(sy);
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const char* cursorName = "left_ptr";
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if (window->resizable)
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{
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if (window->wl.fallback.focus == window->wl.fallback.top.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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cursorName = "n-resize";
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}
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else if (window->wl.fallback.focus == window->wl.fallback.left.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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cursorName = "nw-resize";
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else
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cursorName = "w-resize";
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}
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else if (window->wl.fallback.focus == window->wl.fallback.right.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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cursorName = "ne-resize";
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else
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cursorName = "e-resize";
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}
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else if (window->wl.fallback.focus == window->wl.fallback.bottom.surface)
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{
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if (xpos < GLFW_BORDER_SIZE)
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cursorName = "sw-resize";
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else if (xpos > window->wl.width + GLFW_BORDER_SIZE)
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cursorName = "se-resize";
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else
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cursorName = "s-resize";
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}
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}
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if (window->wl.fallback.cursorName != cursorName)
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{
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struct wl_surface* surface = _glfw.wl.cursorSurface;
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struct wl_cursor_theme* theme = _glfw.wl.cursorTheme;
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int scale = 1;
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if (window->wl.bufferScale > 1 && _glfw.wl.cursorThemeHiDPI)
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{
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// We only support up to scale=2 for now, since libwayland-cursor
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// requires us to load a different theme for each size.
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scale = 2;
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theme = _glfw.wl.cursorThemeHiDPI;
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}
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struct wl_cursor* cursor = wl_cursor_theme_get_cursor(theme, cursorName);
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if (!cursor)
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return;
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// TODO: handle animated cursors too.
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struct wl_cursor_image* image = cursor->images[0];
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if (!image)
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return;
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struct wl_buffer* buffer = wl_cursor_image_get_buffer(image);
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if (!buffer)
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return;
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wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerEnterSerial,
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surface,
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image->hotspot_x / scale,
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image->hotspot_y / scale);
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wl_surface_set_buffer_scale(surface, scale);
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wl_surface_attach(surface, buffer, 0, 0);
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wl_surface_damage(surface, 0, 0, image->width, image->height);
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wl_surface_commit(surface);
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window->wl.fallback.cursorName = cursorName;
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}
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}
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static void handleFallbackDecorationButton(_GLFWwindow* window,
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uint32_t serial,
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uint32_t button)
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{
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const double xpos = wl_fixed_to_double(window->wl.fallback.pointerX);
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const double ypos = wl_fixed_to_double(window->wl.fallback.pointerY);
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if (button == BTN_LEFT)
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{
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uint32_t edges = XDG_TOPLEVEL_RESIZE_EDGE_NONE;
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if (window->wl.fallback.focus == window->wl.fallback.top.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP;
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else
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xdg_toplevel_move(window->wl.xdg.toplevel, _glfw.wl.seat, serial);
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}
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else if (window->wl.fallback.focus == window->wl.fallback.left.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP_LEFT;
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else
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edges = XDG_TOPLEVEL_RESIZE_EDGE_LEFT;
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}
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else if (window->wl.fallback.focus == window->wl.fallback.right.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP_RIGHT;
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else
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edges = XDG_TOPLEVEL_RESIZE_EDGE_RIGHT;
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}
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else if (window->wl.fallback.focus == window->wl.fallback.bottom.surface)
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{
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if (xpos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_LEFT;
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else if (xpos > window->wl.width + GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_RIGHT;
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else
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edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM;
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}
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if (edges != XDG_TOPLEVEL_RESIZE_EDGE_NONE)
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{
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xdg_toplevel_resize(window->wl.xdg.toplevel, _glfw.wl.seat,
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serial, edges);
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}
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}
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else if (button == BTN_RIGHT)
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{
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if (window->wl.xdg.toplevel)
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{
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xdg_toplevel_show_window_menu(window->wl.xdg.toplevel,
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_glfw.wl.seat, serial,
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window->wl.cursorPosX,
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window->wl.cursorPosY);
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}
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}
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}
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static void xdgDecorationHandleConfigure(void* userData,
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struct zxdg_toplevel_decoration_v1* decoration,
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uint32_t mode)
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@ -1446,94 +1589,16 @@ static void pointerHandleMotion(void* userData,
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if (window->cursorMode == GLFW_CURSOR_DISABLED)
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return;
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const double xpos = wl_fixed_to_double(sx);
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const double ypos = wl_fixed_to_double(sy);
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if (window->wl.hovered)
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{
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window->wl.cursorPosX = xpos;
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window->wl.cursorPosY = ypos;
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_glfwInputCursorPos(window, xpos, ypos);
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return;
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window->wl.cursorPosX = wl_fixed_to_double(sx);
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window->wl.cursorPosY = wl_fixed_to_double(sy);
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_glfwInputCursorPos(window, window->wl.cursorPosX, window->wl.cursorPosY);
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}
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else
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{
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if (window->wl.fallback.decorations)
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{
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window->wl.fallback.pointerX = sx;
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window->wl.fallback.pointerY = sy;
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const char* cursorName = "left_ptr";
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if (window->resizable)
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{
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if (window->wl.fallback.focus == window->wl.fallback.top.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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cursorName = "n-resize";
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}
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else if (window->wl.fallback.focus == window->wl.fallback.left.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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cursorName = "nw-resize";
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else
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cursorName = "w-resize";
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}
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else if (window->wl.fallback.focus == window->wl.fallback.right.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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cursorName = "ne-resize";
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else
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cursorName = "e-resize";
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}
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else if (window->wl.fallback.focus == window->wl.fallback.bottom.surface)
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{
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if (xpos < GLFW_BORDER_SIZE)
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cursorName = "sw-resize";
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else if (xpos > window->wl.width + GLFW_BORDER_SIZE)
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cursorName = "se-resize";
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else
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cursorName = "s-resize";
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}
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}
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if (window->wl.fallback.cursorName != cursorName)
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{
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struct wl_surface* surface = _glfw.wl.cursorSurface;
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struct wl_cursor_theme* theme = _glfw.wl.cursorTheme;
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int scale = 1;
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if (window->wl.bufferScale > 1 && _glfw.wl.cursorThemeHiDPI)
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{
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// We only support up to scale=2 for now, since libwayland-cursor
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// requires us to load a different theme for each size.
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scale = 2;
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theme = _glfw.wl.cursorThemeHiDPI;
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}
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struct wl_cursor* cursor = wl_cursor_theme_get_cursor(theme, cursorName);
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if (!cursor)
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return;
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// TODO: handle animated cursors too.
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struct wl_cursor_image* image = cursor->images[0];
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if (!image)
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return;
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struct wl_buffer* buffer = wl_cursor_image_get_buffer(image);
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if (!buffer)
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return;
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wl_pointer_set_cursor(_glfw.wl.pointer, _glfw.wl.pointerEnterSerial,
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surface,
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image->hotspot_x / scale,
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image->hotspot_y / scale);
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wl_surface_set_buffer_scale(surface, scale);
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wl_surface_attach(surface, buffer, 0, 0);
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wl_surface_damage(surface, 0, 0, image->width, image->height);
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wl_surface_commit(surface);
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window->wl.fallback.cursorName = cursorName;
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}
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updateFallbackDecorationCursor(window, sx, sy);
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}
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}
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@ -1556,65 +1621,11 @@ static void pointerHandleButton(void* userData,
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button - BTN_LEFT,
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state == WL_POINTER_BUTTON_STATE_PRESSED,
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_glfw.wl.xkb.modifiers);
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return;
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}
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else
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{
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if (window->wl.fallback.decorations)
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{
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const double xpos = wl_fixed_to_double(window->wl.fallback.pointerX);
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const double ypos = wl_fixed_to_double(window->wl.fallback.pointerY);
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if (button == BTN_LEFT)
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{
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uint32_t edges = XDG_TOPLEVEL_RESIZE_EDGE_NONE;
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if (window->wl.fallback.focus == window->wl.fallback.top.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP;
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else
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xdg_toplevel_move(window->wl.xdg.toplevel, _glfw.wl.seat, serial);
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}
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else if (window->wl.fallback.focus == window->wl.fallback.left.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP_LEFT;
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else
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edges = XDG_TOPLEVEL_RESIZE_EDGE_LEFT;
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}
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else if (window->wl.fallback.focus == window->wl.fallback.right.surface)
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{
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if (ypos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_TOP_RIGHT;
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else
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edges = XDG_TOPLEVEL_RESIZE_EDGE_RIGHT;
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}
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else if (window->wl.fallback.focus == window->wl.fallback.bottom.surface)
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{
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if (xpos < GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_LEFT;
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else if (xpos > window->wl.width + GLFW_BORDER_SIZE)
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edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM_RIGHT;
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else
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edges = XDG_TOPLEVEL_RESIZE_EDGE_BOTTOM;
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}
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if (edges != XDG_TOPLEVEL_RESIZE_EDGE_NONE)
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{
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xdg_toplevel_resize(window->wl.xdg.toplevel, _glfw.wl.seat,
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serial, edges);
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}
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}
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else if (button == BTN_RIGHT)
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{
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if (window->wl.xdg.toplevel)
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{
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xdg_toplevel_show_window_menu(window->wl.xdg.toplevel,
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_glfw.wl.seat, serial,
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window->wl.cursorPosX,
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window->wl.cursorPosY);
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}
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}
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handleFallbackDecorationButton(window, serial, button);
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}
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}
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