forked from github_mirror/framelesshelper
95 lines
3.4 KiB
C++
95 lines
3.4 KiB
C++
/*
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* MIT License
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*
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* Copyright (C) 2022 by wangwenx190 (Yuhang Zhao)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "utilities.h"
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FRAMELESSHELPER_BEGIN_NAMESPACE
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Qt::CursorShape Utilities::calculateCursorShape(const QWindow *window, const QPointF &pos)
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{
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Q_ASSERT(window);
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if (!window) {
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return Qt::ArrowCursor;
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}
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if (window->visibility() != QWindow::Windowed) {
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return Qt::ArrowCursor;
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}
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if (((pos.x() < kDefaultResizeBorderThickness) && (pos.y() < kDefaultResizeBorderThickness))
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|| ((pos.x() >= (window->width() - kDefaultResizeBorderThickness)) && (pos.y() >= (window->height() - kDefaultResizeBorderThickness)))) {
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return Qt::SizeFDiagCursor;
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}
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if (((pos.x() >= (window->width() - kDefaultResizeBorderThickness)) && (pos.y() < kDefaultResizeBorderThickness))
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|| ((pos.x() < kDefaultResizeBorderThickness) && (pos.y() >= (window->height() - kDefaultResizeBorderThickness)))) {
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return Qt::SizeBDiagCursor;
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}
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if ((pos.x() < kDefaultResizeBorderThickness) || (pos.x() >= (window->width() - kDefaultResizeBorderThickness))) {
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return Qt::SizeHorCursor;
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}
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if ((pos.y() < kDefaultResizeBorderThickness) || (pos.y() >= (window->height() - kDefaultResizeBorderThickness))) {
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return Qt::SizeVerCursor;
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}
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return Qt::ArrowCursor;
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}
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Qt::Edges Utilities::calculateWindowEdges(const QWindow *window, const QPointF &pos)
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{
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Q_ASSERT(window);
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if (!window) {
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return {};
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}
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if (window->visibility() != QWindow::Windowed) {
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return {};
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}
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Qt::Edges edges = {};
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if (pos.x() < kDefaultResizeBorderThickness) {
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edges |= Qt::LeftEdge;
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}
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if (pos.x() >= (window->width() - kDefaultResizeBorderThickness)) {
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edges |= Qt::RightEdge;
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}
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if (pos.y() < kDefaultResizeBorderThickness) {
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edges |= Qt::TopEdge;
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}
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if (pos.y() >= (window->height() - kDefaultResizeBorderThickness)) {
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edges |= Qt::BottomEdge;
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}
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return edges;
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}
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bool Utilities::isWindowFixedSize(const QWindow *window)
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{
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Q_ASSERT(window);
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if (!window) {
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return false;
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}
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if (window->flags() & Qt::MSWindowsFixedSizeDialogHint) {
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return true;
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}
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const QSize minSize = window->minimumSize();
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const QSize maxSize = window->maximumSize();
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return (!minSize.isEmpty() && !maxSize.isEmpty() && (minSize == maxSize));
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}
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FRAMELESSHELPER_END_NAMESPACE
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