C++ GUI Qt4编程(09)-3.3spreadsheet-toolbar

1. C++ GUI Qt4编程第三章，增加工具栏、状态栏和快捷键。

2. mainwindow.h

 1 /**/
 2 #ifndef MAINWINDOW_H
 3 #define MAINWINDOW_H
 4 
 5 #include <QMainWindow>
 6 
 7 class QMenu;
 8 class QAction;
 9 class QToolBar;
10 class QLabel;
11 
12 class MainWindow : public QMainWindow
13 {
14     Q_OBJECT
15     
16 public:
17     MainWindow();
18     
19 private:
20     /*菜单*/
21     QMenu *fileMenu;
22     QMenu *editMenu;
23     QMenu *toolsMenu;
24     QMenu *optionsMenu;
25     QMenu *helpMenu;
26     
27     /*File动作*/
28     QAction *newAction;
29     QAction *openAction;
30     QAction *saveAction;
31     QAction *saveAsAction;
32     QAction *exitAction;
33     
34     /*Edit动作*/
35     QAction *cutAction;
36     QAction *copyAction;
37     QAction *pasteAction;
38     QAction *deleteAction;
39     QMenu   *selectSubMenu;
40     QAction *selectRowAction;
41     QAction *selectColumnAction;
42     QAction *selectAllAction;
43     QAction *findAction;
44     QAction *goToCellAction;
45     
46     /*Tools动作*/
47     QAction *recalculateAction;
48     QAction *sortAction;
49     
50     /*Options动作*/
51     QAction *showGridAction;
52     QAction *autoRecalculateAction;
53     
54     /*Help动作*/
55     QAction *aboutAction;
56     QAction *aboutQtAction;
57     
58     /*工具栏*/
59     QToolBar *fileToolBar;
60     QToolBar *editToolBar;
61     
62     /*状态栏标签*/
63     QLabel *locationLabel;
64     QLabel *formulaLabel;
65     
66     void createMenus();
67     void createActions();
68     void createFileActions();
69     void createEditActions();
70     void createToolsActions();
71     void createOptionsActions();
72     void createHelpAction();
73     void createToolBar();
74     void createStatusBar();
75 };
76 
77 #endif    /*MAINWINDOW_H*/

3. mainwindow.cpp

  1 /**/
  2 #include <QMenu>
  3 #include <QMenuBar>
  4 #include <QAction>
  5 #include <QToolBar>
  6 #include <QLabel>
  7 #include <QStatusBar>
  8 #include "mainwindow.h"
  9 
 10 MainWindow::MainWindow()
 11 {
 12     createActions();
 13     createMenus();
 14     createToolBar();
 15     createStatusBar();
 16 }
 17 
 18 void MainWindow::createMenus()
 19 {
 20     /*file menu*/
 21     fileMenu = menuBar()->addMenu(tr("&File"));
 22     fileMenu->addAction(newAction);
 23     fileMenu->addAction(openAction);
 24     fileMenu->addAction(saveAction);
 25     fileMenu->addAction(saveAsAction);
 26     fileMenu->addSeparator();
 27     fileMenu->addAction(exitAction);
 28     
 29     /*edit menu*/
 30     editMenu = menuBar()->addMenu(tr("&Edit"));
 31     editMenu->addAction(cutAction);
 32     editMenu->addAction(copyAction);
 33     editMenu->addAction(pasteAction);
 34     editMenu->addAction(deleteAction);
 35     selectSubMenu = editMenu->addMenu(tr("&Select"));
 36     selectSubMenu->addAction(selectRowAction);
 37     selectSubMenu->addAction(selectColumnAction);
 38     selectSubMenu->addAction(selectAllAction);
 39     editMenu->addSeparator();
 40     editMenu->addAction(findAction);
 41     editMenu->addAction(goToCellAction);
 42     
 43     /*tools menu*/
 44     toolsMenu = menuBar()->addMenu(tr("&Tools"));
 45     toolsMenu->addAction(recalculateAction);
 46     toolsMenu->addAction(sortAction);
 47     
 48     /*option menu*/
 49     optionsMenu = menuBar()->addMenu(tr("&Option"));
 50     optionsMenu->addAction(showGridAction);
 51     optionsMenu->addAction(autoRecalculateAction);
 52     
 53     /*间隔器*/
 54     menuBar()->addSeparator();
 55     
 56     /*help menu*/
 57     helpMenu = menuBar()->addMenu(tr("&Help"));
 58     helpMenu->addAction(aboutAction);
 59     helpMenu->addAction(aboutQtAction);
 60 }
 61 
 62 void MainWindow::createActions()
 63 {
 64     createFileActions();
 65     createEditActions();
 66     createToolsActions();
 67     createOptionsActions();
 68     createHelpAction();
 69 }
 70 
 71 /*
 72  * file动作
 73  * 加速键与快捷键的区别
 74  */
 75 void MainWindow::createFileActions()
 76 {
 77     /*newAction*/
 78     newAction = new QAction(tr("&New"), this);    /*加速键 Alt+N*/
 79     newAction->setIcon(QIcon(":/images/filenew.png"));    /*图标*/
 80     newAction->setShortcut(QKeySequence::New);    /*快捷键 Ctrl+N*/
 81 //    newAction->setShortcut(tr("Ctrl+N"));        /*快捷键的另一种方法*/
 82     /*状态栏显示内容*/
 83     newAction->setStatusTip(tr("Create a new spreadsheet file"));
 84     
 85     /*openAction*/
 86     openAction = new QAction(tr("&Open"), this);
 87     openAction->setIcon(QIcon(":/images/fileopen.png"));
 88     openAction->setShortcut(QKeySequence::Open);
 89     openAction->setStatusTip(tr("Opne an existing spreadsheet file"));
 90     
 91     /*saveAction*/
 92     saveAction = new QAction(tr("&Save"), this);
 93     saveAction->setIcon(QIcon(":/images/filesave.png"));
 94     saveAction->setShortcut(QKeySequence::Save);
 95     saveAction->setStatusTip(tr("Save the spreadsheet to disk"));
 96     
 97     /*saveAsAction*/
 98     saveAsAction = new QAction(tr("Save &As..."), this);
 99     saveAsAction->setIcon(QIcon(":/images/filesaveas.png"));
100     saveAsAction->setShortcut(QKeySequence::SaveAs);
101     saveAsAction->setStatusTip(tr("Save the spreadsheet under a new name"));
102     
103     /*exitAction */
104     exitAction = new QAction(tr("E&xit"), this);
105     exitAction->setShortcut(tr("Ctrl+Q"));
106     exitAction->setStatusTip(tr("Exit the application"));
107 }
108 
109 /*edit动作*/
110 void MainWindow::createEditActions()
111 {
112     /*cutAction*/
113     cutAction = new QAction(tr("Cu&t"), this);
114     cutAction->setIcon(QIcon(":/images/editcut.png"));
115     cutAction->setShortcut(QKeySequence::Cut);
116     cutAction->setStatusTip(tr("Cut the Current selection's "
117         "contents to the clipboard"));
118     
119     /*copyAction*/
120     copyAction = new QAction(tr("&Copy"), this);
121     copyAction->setIcon(QIcon(":/images/editcopy.png"));
122     copyAction->setShortcut(QKeySequence::Copy);
123     copyAction->setStatusTip(tr("Copy the current selection's "
124         "contents to the clipboard"));
125     
126     /*pasteAction*/
127     pasteAction = new QAction(tr("&Paste"), this);
128     pasteAction->setIcon(QIcon(":/images/editpaste.png"));
129     pasteAction->setShortcut(QKeySequence::Paste);
130     pasteAction->setStatusTip(tr("Paste the clipboard's "
131         "contents into the current selection"));
132     
133     /*deleteAction*/
134     deleteAction = new QAction(tr("&Delete"), this);
135     deleteAction->setIcon(QIcon(":/images/editdelete.png"));
136     deleteAction->setShortcut(QKeySequence::Delete);
137     deleteAction->setStatusTip(tr("Delete the current selection's "
138          "contents"));
139     
140     selectRowAction = new QAction(tr("&Row"), this);
141     selectRowAction->setStatusTip(tr("Select all the cells in "
142         "the current row"));
143     selectColumnAction = new QAction(tr("&Column"), this);
144     selectColumnAction->setStatusTip(tr("Select all the cells in "
145         "the current column"));
146     selectAllAction = new QAction(tr("&All"), this);
147     selectAllAction->setShortcut(QKeySequence::SelectAll);
148     selectAllAction->setStatusTip(tr("Select all the cells in "
149         "the spreadsheet"));
150     
151     /*findAction*/
152     findAction = new QAction(tr("&Find..."), this);
153     findAction->setIcon(QIcon(":/images/editfind.png"));
154     findAction->setShortcut(QKeySequence::Find);
155     findAction->setStatusTip(tr("Find a matching cell"));
156     
157     /*goToCellAction*/
158     goToCellAction = new QAction(tr("&Go to Cell..."), this);
159     goToCellAction->setIcon(QIcon(":/images/editgotocell"));
160     goToCellAction->setShortcut(tr("Ctrl+G"));
161 }
162 
163 /*tools动作*/
164 void MainWindow::createToolsActions()
165 {
166     recalculateAction = new QAction(tr("&Recalculate"), this);
167     recalculateAction->setShortcut(tr("F9"));
168     recalculateAction->setStatusTip(tr("Recalculate all the "
169         "spreadsheet's formulas"));
170     
171     sortAction = new QAction(tr("&Sort..."), this);
172     sortAction->setStatusTip(tr("Sort the selected cells or all "
173         "the cells"));
174 }
175 
176 /*options动作*/
177 void MainWindow::createOptionsActions()
178 {
179     showGridAction = new QAction(tr("&Show Grid"), this);
180     showGridAction->setCheckable(true);        /*使动作可被选*/
181     showGridAction->setStatusTip(tr("Show or hide the "
182         "spreadsheet's grid"));
183     
184     autoRecalculateAction = new QAction(tr("Auto-Recalculate"), this);
185     autoRecalculateAction->setCheckable(true);    /*使动作可被选*/
186     autoRecalculateAction->setStatusTip(tr("Switch auto-"
187         "recalculate on or off"));
188 }
189 
190 /*help动作*/
191 void MainWindow::createHelpAction()
192 {
193     aboutAction = new QAction(tr("&About"), this);
194     aboutAction->setStatusTip(tr("Show the application's "
195         "About box"));
196         
197     aboutQtAction = new QAction(tr("About &Qt"), this);
198     aboutQtAction->setStatusTip(tr("Show the Qt library's "
199         "About box"));
200 }
201 
202 /*工具栏*/
203 void MainWindow::createToolBar()
204 {
205     fileToolBar = addToolBar(tr("&File"));
206     fileToolBar->addAction(newAction);
207     fileToolBar->addAction(openAction);
208     fileToolBar->addAction(saveAction);
209     
210     editToolBar = addToolBar(tr("&Edit"));
211     editToolBar->addAction(cutAction);
212     editToolBar->addAction(copyAction);
213     editToolBar->addAction(pasteAction);
214     editToolBar->addSeparator();
215     editToolBar->addAction(findAction);
216     editToolBar->addAction(goToCellAction);
217 }
218 
219 /*状态栏*/
220 void MainWindow::createStatusBar()
221 {
222     /* W999 作用：1.显示的内容。2.决定locationLabel的尺寸大小*/
223     locationLabel = new QLabel(" W999 ");
224     /*对齐方式：居中对齐*/
225     locationLabel->setAlignment(Qt::AlignHCenter);
226     /*最小大小为窗口部件的理想大小*/
227     locationLabel->setMinimumSize(locationLabel->sizeHint());
228     
229     formulaLabel = new QLabel;
230     /*缩进，文本与左侧边的偏移量*/
231     formulaLabel->setIndent(3);
232     
233     /*单元格定位指示器，伸展因子默认为0*/
234     statusBar()->addWidget(locationLabel);
235     /*单元格公式指示器，伸展因子为1*/
236     statusBar()->addWidget(formulaLabel, 1);
237 }

5. main.cpp和spreadsheet.qrc不变。

 

posted @ 2017-06-29 21:34  seifguo  阅读(328)  评论(0)  编辑  收藏  举报