101 lines
3.1 KiB
C++
101 lines
3.1 KiB
C++
#pragma once
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#include "../../DemoGallery/Tool.h"
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#include "Base_Table_Model.h"
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#include "global.h"
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#include "scroll.h"
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namespace Psc {
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/*
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使用Data更好 因为使用Data如果你想用指针你依然可以传入指针
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表格功能分析
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1. 拖动改变大小
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2. 合并单元格
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3. 内嵌控件
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首先是表格数据结构 包含位置和 ui计算
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表格自身内容绘制 自定义组件嵌入
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合并单元格通过 合并入控制
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表格也是model view 格式
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view 根据model的接口 两个rect计算需要绘制的元素以及位置 然后 开始绘制
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*/
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class Container : public QWidget {
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public:
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Container(QWidget* parent = nullptr) : QWidget(parent) {
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setMouseTracking(true);
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setWindowFlag(Qt::WindowTransparentForInput, true); // 透传所有输入事件
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// 使该控件对所有事件透明，事件会传递给下层控件或父控件
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//setAttribute(Qt::WA_TransparentForMouseEvents);
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setAttribute(Qt::WA_InputMethodTransparent);
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}
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void paintEvent(QPaintEvent* event) override {
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QPainter painter(this);
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painter.fillRect(rect(), QColor(200, 200, 200, 100));
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painter.end();
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}
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void mousePressEvent(QMouseEvent* event) override {
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event->ignore(); // 不拦截，交给子控件或父控件处理
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}
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void mouseReleaseEvent(QMouseEvent* event) override {
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event->ignore();
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}
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void mouseMoveEvent(QMouseEvent* event) override {
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event->ignore();
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}
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};
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class Table_View : public QWidget {
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public:
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Table_View();
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Container* container;
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Base_Table_Model* model{};
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V_ScrollBar v_bar;
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H_ScrollBar h_bar;
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QTextEdit* edit;
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// inside and outside
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int col_info_h = 30;
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int row_info_w = 30;
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int col_info_inside_space = 10;
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int row_info_inside_space = 10;
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int h_bar_space = 10;
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int v_bar_space = 10;
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int top_margin = 10;
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int left_margin = 10;
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int right_margin = 10;
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int bottom_margin = 10;
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QPoint to_inside_pos(QPoint widget_pos);
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QPoint to_widget_pos(QPoint inside_pos);
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QRect get_view_rect();
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static bool is_ctrl_pressed() {
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if (Qt::ControlModifier& QApplication::keyboardModifiers()) {
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return true;
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}
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else {
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return false;
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}
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}
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enum Drag_Type {
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Table_Move,
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H_scrollBar,
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V_scrollBar,
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V_Expand,
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H_Expand,
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} drag_type{};
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bool isDragging = false;
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QPoint start_pos;
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QPoint _view_pos = {0, 0};
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QPoint save_pos;
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Col_Info* col_expand{};
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Row_Info* row_expand{};
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int start_expand_len{};
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Base_Table_Data* prev_data{};
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bool use_drag_h = true;
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bool use_drag_w = true;
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protected:
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bool event(QEvent* event) override;
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bool eventFilter(QObject* obj, QEvent* event) override;
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void paintEvent(QPaintEvent* event) override;
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void resizeEvent(QResizeEvent* event) override;
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void wheelEvent(QWheelEvent* event) override;
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void mouse_event(QMouseEvent* event, QEvent::Type type);
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void leaveEvent(QEvent* event) override;
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};
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}
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