xwm: Refactored functions in XWM.cpp (#10569)
* Refactored SXSelection::onSelection in XWM.cpp - Made the function more readable and less redundant - Extracted repeated conditions into booleans. - Reduced nested conditionals - Reused (conn) pointer * Refectd readProp * Refactor initSelection
This commit is contained in:
Jasson
GitHub
parent
82b8549542
commit
2d1c6f88d2
1 changed files with 147 additions and 114 deletions
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@ -1,5 +1,6 @@
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#include "helpers/math/Math.hpp"
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#include "helpers/math/Math.hpp"
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#include <cstdint>
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#include <cstdint>
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#include <string>
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#ifndef NO_XWAYLAND
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#ifndef NO_XWAYLAND
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#include <ranges>
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#include <ranges>
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@ -198,104 +199,125 @@ void CXWM::readProp(SP<CXWaylandSurface> XSURF, uint32_t atom, xcb_get_property_
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if (Debug::m_trace)
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if (Debug::m_trace)
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propName = getAtomName(atom);
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propName = getAtomName(atom);
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if (atom == XCB_ATOM_WM_CLASS) {
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const auto valueLen = xcb_get_property_value_length(reply);
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size_t len = xcb_get_property_value_length(reply);
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const auto* value = (const char*)xcb_get_property_value(reply);
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char* string = (char*)xcb_get_property_value(reply);
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XSURF->m_state.appid = std::string{string, len};
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auto handleWMClass = [&]() {
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if (std::ranges::count(XSURF->m_state.appid, '\000') == 2)
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XSURF->m_state.appid = std::string{value, valueLen};
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XSURF->m_state.appid = XSURF->m_state.appid.substr(XSURF->m_state.appid.find_first_of('\000') + 1); // fuck you X
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if (std::count(XSURF->m_state.appid.begin(), XSURF->m_state.appid.end(), '\000') == 2)
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XSURF->m_state.appid = XSURF->m_state.appid.substr(XSURF->m_state.appid.find_first_of('\000') + 1);
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if (!XSURF->m_state.appid.empty())
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if (!XSURF->m_state.appid.empty())
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XSURF->m_state.appid.pop_back();
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XSURF->m_state.appid.pop_back();
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XSURF->m_events.metadataChanged.emit();
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XSURF->m_events.metadataChanged.emit();
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} else if (atom == XCB_ATOM_WM_NAME || atom == HYPRATOMS["_NET_WM_NAME"]) {
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};
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size_t len = xcb_get_property_value_length(reply);
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char* string = (char*)xcb_get_property_value(reply);
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auto handleWMName = [&]() {
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if (reply->type != HYPRATOMS["UTF8_STRING"] && reply->type != HYPRATOMS["TEXT"] && reply->type != XCB_ATOM_STRING)
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if (reply->type != HYPRATOMS["UTF8_STRING"] && reply->type != HYPRATOMS["TEXT"] && reply->type != XCB_ATOM_STRING)
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return;
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return;
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XSURF->m_state.title = std::string{string, len};
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XSURF->m_state.title = std::string{value, valueLen};
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XSURF->m_events.metadataChanged.emit();
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XSURF->m_events.metadataChanged.emit();
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} else if (atom == HYPRATOMS["_NET_WM_WINDOW_TYPE"]) {
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};
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xcb_atom_t* atomsArr = (xcb_atom_t*)xcb_get_property_value(reply);
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size_t atomsNo = reply->value_len;
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auto handleWindowType = [&]() {
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XSURF->m_atoms.clear();
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auto* atomsArr = (xcb_atom_t*)value;
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for (size_t i = 0; i < atomsNo; ++i) {
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XSURF->m_atoms.assign(atomsArr, atomsArr + reply->value_len);
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XSURF->m_atoms.push_back(atomsArr[i]);
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};
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}
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} else if (atom == HYPRATOMS["_NET_WM_STATE"]) {
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auto handleWMState = [&]() {
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xcb_atom_t* atoms = (xcb_atom_t*)xcb_get_property_value(reply);
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auto* atoms = (xcb_atom_t*)value;
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for (uint32_t i = 0; i < reply->value_len; i++) {
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for (uint32_t i = 0; i < reply->value_len; i++) {
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if (atoms[i] == HYPRATOMS["_NET_WM_STATE_MODAL"])
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if (atoms[i] == HYPRATOMS["_NET_WM_STATE_MODAL"])
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XSURF->m_modal = true;
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XSURF->m_modal = true;
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}
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}
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} else if (atom == HYPRATOMS["WM_HINTS"]) {
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};
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if (reply->value_len != 0) {
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XSURF->m_hints = makeUnique<xcb_icccm_wm_hints_t>();
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xcb_icccm_get_wm_hints_from_reply(XSURF->m_hints.get(), reply);
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if (!(XSURF->m_hints->flags & XCB_ICCCM_WM_HINT_INPUT))
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auto handleWMHints = [&]() {
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XSURF->m_hints->input = true;
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if (reply->value_len == 0)
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}
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return;
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} else if (atom == HYPRATOMS["WM_WINDOW_ROLE"]) {
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XSURF->m_hints = makeUnique<xcb_icccm_wm_hints_t>();
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size_t len = xcb_get_property_value_length(reply);
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xcb_icccm_get_wm_hints_from_reply(XSURF->m_hints.get(), reply);
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if (!(XSURF->m_hints->flags & XCB_ICCCM_WM_HINT_INPUT))
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XSURF->m_hints->input = true;
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};
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if (len <= 0)
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auto handleWMRole = [&]() {
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if (valueLen <= 0)
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XSURF->m_role = "";
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XSURF->m_role = "";
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else {
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else {
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XSURF->m_role = std::string{(char*)xcb_get_property_value(reply), len};
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XSURF->m_role = std::string{value, valueLen};
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XSURF->m_role = XSURF->m_role.substr(0, XSURF->m_role.find_first_of('\000'));
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XSURF->m_role = XSURF->m_role.substr(0, XSURF->m_role.find_first_of('\000'));
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}
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}
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} else if (atom == XCB_ATOM_WM_TRANSIENT_FOR) {
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};
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if (reply->type == XCB_ATOM_WINDOW) {
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const auto XID = (xcb_window_t*)xcb_get_property_value(reply);
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auto handleTransientFor = [&]() {
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XSURF->m_transient = XID;
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if (reply->type != XCB_ATOM_WINDOW)
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if (XID) {
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return;
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if (const auto NEWXSURF = windowForXID(*XID); NEWXSURF && !lookupParentExists(XSURF, NEWXSURF)) {
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const auto XID = (xcb_window_t*)value;
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XSURF->m_parent = NEWXSURF;
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XSURF->m_transient = XID;
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NEWXSURF->m_children.emplace_back(XSURF);
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if (!XID)
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} else
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return;
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Debug::log(LOG, "[xwm] Denying transient because it would create a loop");
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}
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if (const auto NEWXSURF = windowForXID(*XID); NEWXSURF && !lookupParentExists(XSURF, NEWXSURF)) {
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XSURF->m_parent = NEWXSURF;
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NEWXSURF->m_children.emplace_back(XSURF);
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} else
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Debug::log(LOG, "[xwm] Denying transient because it would create a loop");
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};
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auto handleSizeHints = [&]() {
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if (reply->type != HYPRATOMS["WM_SIZE_HINTS"] || reply->value_len == 0)
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return;
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XSURF->m_sizeHints = makeUnique<xcb_size_hints_t>();
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std::memset(XSURF->m_sizeHints.get(), 0, sizeof(xcb_size_hints_t));
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xcb_icccm_get_wm_size_hints_from_reply(XSURF->m_sizeHints.get(), reply);
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const int32_t FLAGS = XSURF->m_sizeHints->flags;
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const bool HASMIN = FLAGS & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE;
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const bool HASBASE = FLAGS & XCB_ICCCM_SIZE_HINT_BASE_SIZE;
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if (!HASMIN && !HASBASE) {
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XSURF->m_sizeHints->min_width = XSURF->m_sizeHints->min_height = -1;
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XSURF->m_sizeHints->base_width = XSURF->m_sizeHints->base_height = -1;
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} else if (!HASBASE) {
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XSURF->m_sizeHints->base_width = XSURF->m_sizeHints->min_width;
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XSURF->m_sizeHints->base_height = XSURF->m_sizeHints->min_height;
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} else if (!HASMIN) {
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XSURF->m_sizeHints->min_width = XSURF->m_sizeHints->base_width;
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XSURF->m_sizeHints->min_height = XSURF->m_sizeHints->base_height;
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}
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}
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} else if (atom == HYPRATOMS["WM_NORMAL_HINTS"]) {
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if (reply->type == HYPRATOMS["WM_SIZE_HINTS"] && reply->value_len > 0) {
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XSURF->m_sizeHints = makeUnique<xcb_size_hints_t>();
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std::memset(XSURF->m_sizeHints.get(), 0, sizeof(xcb_size_hints_t));
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xcb_icccm_get_wm_size_hints_from_reply(XSURF->m_sizeHints.get(), reply);
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if (!(FLAGS & XCB_ICCCM_SIZE_HINT_P_MAX_SIZE))
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XSURF->m_sizeHints->max_width = XSURF->m_sizeHints->max_height = -1;
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};
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const int32_t FLAGS = XSURF->m_sizeHints->flags;
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auto handleWMProtocols = [&]() {
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const bool HASMIN = (FLAGS & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE);
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if (reply->type != XCB_ATOM_ATOM)
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const bool HASBASE = (FLAGS & XCB_ICCCM_SIZE_HINT_BASE_SIZE);
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return;
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auto* atoms = (xcb_atom_t*)value;
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XSURF->m_protocols.assign(atoms, atoms + reply->value_len);
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};
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if (!HASMIN && !HASBASE) {
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if (atom == XCB_ATOM_WM_CLASS)
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XSURF->m_sizeHints->min_width = -1;
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handleWMClass();
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XSURF->m_sizeHints->min_height = -1;
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else if (atom == XCB_ATOM_WM_NAME || atom == HYPRATOMS["_NET_WM_NAME"])
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XSURF->m_sizeHints->base_width = -1;
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handleWMName();
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XSURF->m_sizeHints->base_height = -1;
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else if (atom == HYPRATOMS["_NET_WM_WINDOW_TYPE"])
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} else if (!HASBASE) {
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handleWindowType();
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XSURF->m_sizeHints->base_width = XSURF->m_sizeHints->min_width;
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else if (atom == HYPRATOMS["_NET_WM_STATE"])
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XSURF->m_sizeHints->base_height = XSURF->m_sizeHints->min_height;
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handleWMState();
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} else if (!HASMIN) {
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else if (atom == HYPRATOMS["WM_HINTS"])
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XSURF->m_sizeHints->min_width = XSURF->m_sizeHints->base_width;
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handleWMHints();
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XSURF->m_sizeHints->min_height = XSURF->m_sizeHints->base_height;
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else if (atom == HYPRATOMS["WM_WINDOW_ROLE"])
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}
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handleWMRole();
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else if (atom == XCB_ATOM_WM_TRANSIENT_FOR)
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if (!(FLAGS & XCB_ICCCM_SIZE_HINT_P_MAX_SIZE)) {
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handleTransientFor();
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XSURF->m_sizeHints->max_width = -1;
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else if (atom == HYPRATOMS["WM_NORMAL_HINTS"])
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XSURF->m_sizeHints->max_height = -1;
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handleSizeHints();
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}
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else if (atom == HYPRATOMS["WM_PROTOCOLS"])
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}
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handleWMProtocols();
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} else if (atom == HYPRATOMS["WM_PROTOCOLS"]) {
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else {
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if (reply->type == XCB_ATOM_ATOM) {
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auto atoms = (xcb_atom_t*)xcb_get_property_value(reply);
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std::vector<uint32_t> vec;
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vec.reserve(reply->value_len);
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for (size_t i = 0; i < reply->value_len; ++i) {
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vec.emplace_back(atoms[i]);
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}
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XSURF->m_protocols = vec;
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}
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} else {
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Debug::log(TRACE, "[xwm] Unhandled prop {} -> {}", atom, propName);
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Debug::log(TRACE, "[xwm] Unhandled prop {} -> {}", atom, propName);
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return;
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return;
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}
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}
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@ -757,7 +779,7 @@ bool CXWM::handleSelectionEvent(xcb_generic_event_t* e) {
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if (e->response_type - m_xfixes->first_event == XCB_XFIXES_SELECTION_NOTIFY)
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if (e->response_type - m_xfixes->first_event == XCB_XFIXES_SELECTION_NOTIFY)
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return handleSelectionXFixesNotify((xcb_xfixes_selection_notify_event_t*)e);
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return handleSelectionXFixesNotify((xcb_xfixes_selection_notify_event_t*)e);
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return 0;
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return false;
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}
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}
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int CXWM::onEvent(int fd, uint32_t mask) {
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int CXWM::onEvent(int fd, uint32_t mask) {
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@ -772,14 +794,14 @@ int CXWM::onEvent(int fd, uint32_t mask) {
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return 0;
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return 0;
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}
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}
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int count = 0;
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int processedEventCount = 0;
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while (42069) {
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while (42069) {
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xcb_generic_event_t* event = xcb_poll_for_event(m_connection);
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xcb_generic_event_t* event = xcb_poll_for_event(m_connection);
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if (!event)
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if (!event)
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break;
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break;
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count++;
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processedEventCount++;
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if (handleSelectionEvent(event)) {
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if (handleSelectionEvent(event)) {
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free(event);
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free(event);
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@ -806,10 +828,10 @@ int CXWM::onEvent(int fd, uint32_t mask) {
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free(event);
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free(event);
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}
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}
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if (count)
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if (processedEventCount)
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xcb_flush(m_connection);
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xcb_flush(m_connection);
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return count;
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return processedEventCount;
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}
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}
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void CXWM::gatherResources() {
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void CXWM::gatherResources() {
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@ -1171,35 +1193,37 @@ void CXWM::updateOverrideRedirect(SP<CXWaylandSurface> surf, bool overrideRedire
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}
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}
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void CXWM::initSelection() {
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void CXWM::initSelection() {
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m_clipboard.window = xcb_generate_id(m_connection);
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const uint32_t windowMask = XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE;
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uint32_t mask[1] = {XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE};
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const uint32_t xfixesMask =
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xcb_create_window(m_connection, XCB_COPY_FROM_PARENT, m_clipboard.window, m_screen->root, 0, 0, 10, 10, 0, XCB_WINDOW_CLASS_INPUT_OUTPUT, m_screen->root_visual,
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XCB_CW_EVENT_MASK, mask);
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xcb_set_selection_owner(m_connection, m_clipboard.window, HYPRATOMS["CLIPBOARD_MANAGER"], XCB_TIME_CURRENT_TIME);
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uint32_t mask2 =
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XCB_XFIXES_SELECTION_EVENT_MASK_SET_SELECTION_OWNER | XCB_XFIXES_SELECTION_EVENT_MASK_SELECTION_WINDOW_DESTROY | XCB_XFIXES_SELECTION_EVENT_MASK_SELECTION_CLIENT_CLOSE;
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XCB_XFIXES_SELECTION_EVENT_MASK_SET_SELECTION_OWNER | XCB_XFIXES_SELECTION_EVENT_MASK_SELECTION_WINDOW_DESTROY | XCB_XFIXES_SELECTION_EVENT_MASK_SELECTION_CLIENT_CLOSE;
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xcb_xfixes_select_selection_input(m_connection, m_clipboard.window, HYPRATOMS["CLIPBOARD"], mask2);
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m_clipboard.listeners.setSelection = g_pSeatManager->m_events.setSelection.registerListener([this](std::any d) { m_clipboard.onSelection(); });
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auto createSelectionWindow = [&](xcb_window_t& window, const std::string& atomName, bool inputOnly = false) {
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m_clipboard.listeners.keyboardFocusChange = g_pSeatManager->m_events.keyboardFocusChange.registerListener([this](std::any d) { m_clipboard.onKeyboardFocus(); });
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window = xcb_generate_id(m_connection);
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const uint16_t width = inputOnly ? 8192 : 10;
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const uint16_t height = inputOnly ? 8192 : 10;
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m_primarySelection.window = xcb_generate_id(m_connection);
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xcb_create_window(m_connection, XCB_COPY_FROM_PARENT, window, m_screen->root, 0, 0, width, height, 0,
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xcb_create_window(m_connection, XCB_COPY_FROM_PARENT, m_primarySelection.window, m_screen->root, 0, 0, 10, 10, 0, XCB_WINDOW_CLASS_INPUT_OUTPUT, m_screen->root_visual,
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inputOnly ? XCB_WINDOW_CLASS_INPUT_ONLY : XCB_WINDOW_CLASS_INPUT_OUTPUT, m_screen->root_visual, XCB_CW_EVENT_MASK, &windowMask);
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XCB_CW_EVENT_MASK, mask);
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xcb_set_selection_owner(m_connection, m_primarySelection.window, HYPRATOMS["PRIMARY"], XCB_TIME_CURRENT_TIME);
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xcb_xfixes_select_selection_input(m_connection, m_primarySelection.window, HYPRATOMS["PRIMARY"], mask2);
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if (!inputOnly) {
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xcb_set_selection_owner(m_connection, window, HYPRATOMS[atomName], XCB_TIME_CURRENT_TIME);
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xcb_xfixes_select_selection_input(m_connection, window, HYPRATOMS[atomName], xfixesMask);
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}
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m_primarySelection.listeners.setSelection = g_pSeatManager->m_events.setPrimarySelection.registerListener([this](std::any d) { m_primarySelection.onSelection(); });
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return window;
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m_primarySelection.listeners.keyboardFocusChange = g_pSeatManager->m_events.keyboardFocusChange.registerListener([this](std::any d) { m_primarySelection.onKeyboardFocus(); });
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};
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m_dndSelection.window = xcb_generate_id(m_connection);
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createSelectionWindow(m_clipboard.window, "CLIPBOARD_MANAGER");
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xcb_create_window(m_connection, XCB_COPY_FROM_PARENT, m_dndSelection.window, m_screen->root, 0, 0, 8192, 8192, 0, XCB_WINDOW_CLASS_INPUT_ONLY, m_screen->root_visual,
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m_clipboard.listeners.setSelection = g_pSeatManager->m_events.setSelection.registerListener([this](std::any) { m_clipboard.onSelection(); });
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XCB_CW_EVENT_MASK, mask);
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m_clipboard.listeners.keyboardFocusChange = g_pSeatManager->m_events.keyboardFocusChange.registerListener([this](std::any) { m_clipboard.onKeyboardFocus(); });
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||||||
|
|
||||||
uint32_t val1 = XDND_VERSION;
|
createSelectionWindow(m_primarySelection.window, "PRIMARY");
|
||||||
xcb_change_property(m_connection, XCB_PROP_MODE_REPLACE, m_dndSelection.window, HYPRATOMS["XdndAware"], XCB_ATOM_ATOM, 32, 1, &val1);
|
m_primarySelection.listeners.setSelection = g_pSeatManager->m_events.setPrimarySelection.registerListener([this](std::any) { m_primarySelection.onSelection(); });
|
||||||
|
m_primarySelection.listeners.keyboardFocusChange = g_pSeatManager->m_events.keyboardFocusChange.registerListener([this](std::any) { m_primarySelection.onKeyboardFocus(); });
|
||||||
|
|
||||||
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createSelectionWindow(m_dndSelection.window, "XdndAware", true);
|
||||||
|
const uint32_t xdndVersion = XDND_VERSION;
|
||||||
|
xcb_change_property(m_connection, XCB_PROP_MODE_REPLACE, m_dndSelection.window, HYPRATOMS["XdndAware"], XCB_ATOM_ATOM, 32, 1, &xdndVersion);
|
||||||
}
|
}
|
||||||
|
|
||||||
void CXWM::setClipboardToWayland(SXSelection& sel) {
|
void CXWM::setClipboardToWayland(SXSelection& sel) {
|
||||||
|
|
@ -1332,18 +1356,27 @@ SP<IDataOffer> CXWM::createX11DataOffer(SP<CWLSurfaceResource> surf, SP<IDataSou
|
||||||
}
|
}
|
||||||
|
|
||||||
void SXSelection::onSelection() {
|
void SXSelection::onSelection() {
|
||||||
if ((this == &g_pXWayland->m_wm->m_clipboard && g_pSeatManager->m_selection.currentSelection && g_pSeatManager->m_selection.currentSelection->type() == DATA_SOURCE_TYPE_X11) ||
|
const bool isClipboard = this == &g_pXWayland->m_wm->m_clipboard;
|
||||||
(this == &g_pXWayland->m_wm->m_primarySelection && g_pSeatManager->m_selection.currentPrimarySelection &&
|
const bool isPrimary = this == &g_pXWayland->m_wm->m_primarySelection;
|
||||||
g_pSeatManager->m_selection.currentPrimarySelection->type() == DATA_SOURCE_TYPE_X11))
|
|
||||||
|
auto currentSel = g_pSeatManager->m_selection.currentSelection;
|
||||||
|
auto currentPrimSel = g_pSeatManager->m_selection.currentPrimarySelection;
|
||||||
|
|
||||||
|
const bool isX11Clipboard = isClipboard && currentSel && currentSel->type() == DATA_SOURCE_TYPE_X11;
|
||||||
|
const bool isX11Primary = isPrimary && currentPrimSel && currentPrimSel->type() == DATA_SOURCE_TYPE_X11;
|
||||||
|
|
||||||
|
if (isX11Clipboard || isX11Primary)
|
||||||
return;
|
return;
|
||||||
|
|
||||||
if (this == &g_pXWayland->m_wm->m_clipboard && g_pSeatManager->m_selection.currentSelection) {
|
xcb_connection_t* conn = g_pXWayland->m_wm->m_connection;
|
||||||
xcb_set_selection_owner(g_pXWayland->m_wm->m_connection, g_pXWayland->m_wm->m_clipboard.window, HYPRATOMS["CLIPBOARD"], XCB_TIME_CURRENT_TIME);
|
|
||||||
xcb_flush(g_pXWayland->m_wm->m_connection);
|
if (isClipboard && currentSel) {
|
||||||
|
xcb_set_selection_owner(conn, g_pXWayland->m_wm->m_clipboard.window, HYPRATOMS["CLIPBOARD"], XCB_TIME_CURRENT_TIME);
|
||||||
|
xcb_flush(conn);
|
||||||
g_pXWayland->m_wm->m_clipboard.notifyOnFocus = true;
|
g_pXWayland->m_wm->m_clipboard.notifyOnFocus = true;
|
||||||
} else if (this == &g_pXWayland->m_wm->m_primarySelection && g_pSeatManager->m_selection.currentPrimarySelection) {
|
} else if (isPrimary && currentPrimSel) {
|
||||||
xcb_set_selection_owner(g_pXWayland->m_wm->m_connection, g_pXWayland->m_wm->m_primarySelection.window, HYPRATOMS["PRIMARY"], XCB_TIME_CURRENT_TIME);
|
xcb_set_selection_owner(conn, g_pXWayland->m_wm->m_primarySelection.window, HYPRATOMS["PRIMARY"], XCB_TIME_CURRENT_TIME);
|
||||||
xcb_flush(g_pXWayland->m_wm->m_connection);
|
xcb_flush(conn);
|
||||||
g_pXWayland->m_wm->m_primarySelection.notifyOnFocus = true;
|
g_pXWayland->m_wm->m_primarySelection.notifyOnFocus = true;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue