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Wayland: Add support for file drop events
This adds support for file path drop events in text/uri-list format. It is based on work by Pilzschaf in #2040. Closes #2040
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@ -162,6 +162,7 @@ video tutorials.
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- Orson Peters
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- Emmanuel Gil Peyrot
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- Cyril Pichard
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- Pilzschaf
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- Keith Pitt
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- Stanislav Podgorskiy
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- Konstantin Podsvirov
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@ -287,6 +287,7 @@ information on what to include when reporting a bug.
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- [X11] Bugfix: Left shift of int constant relied on undefined behavior (#1951)
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- [Wayland] Added dynamic loading of all Wayland libraries
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- [Wayland] Added support for key names via xkbcommon
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- [Wayland] Added support for file path drop events (#2040)
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- [Wayland] Removed support for `wl_shell` (#1443)
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- [Wayland] Bugfix: The `GLFW_HAND_CURSOR` shape used the wrong image (#1432)
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- [Wayland] Bugfix: `CLOCK_MONOTONIC` was not correctly enabled
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@ -714,6 +714,8 @@ void _glfwTerminateWayland(void)
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xdg_wm_base_destroy(_glfw.wl.wmBase);
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if (_glfw.wl.selectionOffer)
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wl_data_offer_destroy(_glfw.wl.selectionOffer);
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if (_glfw.wl.dragOffer)
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wl_data_offer_destroy(_glfw.wl.dragOffer);
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if (_glfw.wl.selectionSource)
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wl_data_source_destroy(_glfw.wl.selectionSource);
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if (_glfw.wl.dataDevice)
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@ -223,6 +223,7 @@ typedef struct _GLFWofferWayland
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{
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struct wl_data_offer* offer;
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GLFWbool text_plain_utf8;
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GLFWbool text_uri_list;
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} _GLFWofferWayland;
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// Wayland-specific per-window data
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@ -300,6 +301,10 @@ typedef struct _GLFWlibraryWayland
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struct wl_data_offer* selectionOffer;
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struct wl_data_source* selectionSource;
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struct wl_data_offer* dragOffer;
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_GLFWwindow* dragFocus;
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uint32_t dragSerial;
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int compositorVersion;
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int seatVersion;
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@ -1534,6 +1534,8 @@ static void dataOfferHandleOffer(void* userData,
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{
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if (strcmp(mimeType, "text/plain;charset=utf-8") == 0)
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_glfw.wl.offers[i].text_plain_utf8 = GLFW_TRUE;
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else if (strcmp(mimeType, "text/uri-list") == 0)
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_glfw.wl.offers[i].text_uri_list = GLFW_TRUE;
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break;
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}
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@ -1572,24 +1574,53 @@ static void dataDeviceHandleEnter(void* userData,
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wl_fixed_t y,
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struct wl_data_offer* offer)
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{
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if (_glfw.wl.dragOffer)
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{
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wl_data_offer_destroy(_glfw.wl.dragOffer);
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_glfw.wl.dragOffer = NULL;
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_glfw.wl.dragFocus = NULL;
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}
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for (unsigned int i = 0; i < _glfw.wl.offerCount; i++)
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{
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if (_glfw.wl.offers[i].offer == offer)
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{
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_GLFWwindow* window = NULL;
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if (surface)
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window = wl_surface_get_user_data(surface);
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if (window && _glfw.wl.offers[i].text_uri_list)
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{
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_glfw.wl.dragOffer = offer;
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_glfw.wl.dragFocus = window;
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_glfw.wl.dragSerial = serial;
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}
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_glfw.wl.offers[i] = _glfw.wl.offers[_glfw.wl.offerCount - 1];
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_glfw.wl.offerCount--;
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// We don't yet handle drag and drop
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wl_data_offer_accept(offer, serial, NULL);
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wl_data_offer_destroy(offer);
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break;
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}
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}
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if (_glfw.wl.dragOffer)
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wl_data_offer_accept(offer, serial, "text/uri-list");
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else
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{
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wl_data_offer_accept(offer, serial, NULL);
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wl_data_offer_destroy(offer);
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}
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}
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static void dataDeviceHandleLeave(void* userData,
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struct wl_data_device* device)
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{
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if (_glfw.wl.dragOffer)
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{
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wl_data_offer_destroy(_glfw.wl.dragOffer);
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_glfw.wl.dragOffer = NULL;
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_glfw.wl.dragFocus = NULL;
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}
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}
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static void dataDeviceHandleMotion(void* userData,
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@ -1603,6 +1634,24 @@ static void dataDeviceHandleMotion(void* userData,
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static void dataDeviceHandleDrop(void* userData,
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struct wl_data_device* device)
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{
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if (!_glfw.wl.dragOffer)
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return;
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char* string = readDataOfferAsString(_glfw.wl.dragOffer, "text/uri-list");
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if (string)
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{
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int count;
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char** paths = _glfwParseUriList(string, &count);
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if (paths)
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_glfwInputDrop(_glfw.wl.dragFocus, count, (const char**) paths);
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for (int i = 0; i < count; i++)
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_glfw_free(paths[i]);
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_glfw_free(paths);
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}
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_glfw_free(string);
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}
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static void dataDeviceHandleSelection(void* userData,
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