dialog.h
1 #ifndef PALETTE_H
2 #define PALETTE_H
3
4 #include <QDialog>
5 #include <QComboBox>
6 #include <QLabel>
7 #include <QTextEdit>
8 #include <QPushButton>
9 #include <QLineEdit>
10
11 class Palette : public QDialog
12 {
13 Q_OBJECT
14
15 public:
16 Palette(QWidget *parent = 0);
17 ~Palette();
18
19 //创建左边布局
20 void createCtrlFrame();
21 //创建右边布局
22 void createContentFrame();
23 //给下拉框填充颜色
24 void fillColorList(QComboBox *);
25
26 private slots:
27 void showWindow();
28 void showWindowText();
29 void showButton();
30 void showButtonText();
31 void showBase();
32
33 private:
34 QFrame *ctrlFrame;
35 QLabel *windowLabel;
36 QComboBox *windowComboBox;
37 QLabel *windowTextLabel;
38 QComboBox *windowTextComboBox;
39 QLabel *buttonLabel;
40 QComboBox *buttonComboBox;
41 QLabel *buttonTextLabel;
42 QComboBox *buttonTextComboBox;
43 QLabel *baseLabel;
44 QComboBox *baseComboBox;
45 QFrame *contentFrame;
46 QLabel *label1;
47 QComboBox *comboBox1;
48 QLabel *label2;
49 QLineEdit *lineEdit2;
50 QTextEdit *textEdit;
51 QPushButton *okBtn;
52 QPushButton *cancelBtn;
53 };
54
55 #endif // PALETTE_H
dialog.cpp
1 #include "dialog.h"
2 #include <QHBoxLayout>
3 #include <QGridLayout>
4 #include <QPalette>
5 #include <QBoxLayout>
6
7 Palette::Palette(QWidget *parent)
8 : QDialog(parent)
9 {
10 createCtrlFrame();
11 createContentFrame();
12 QHBoxLayout *mainLayout = new QHBoxLayout(this);
13 mainLayout->addWidget(ctrlFrame);
14 mainLayout->addWidget(contentFrame);
15 }
16
17 //创建左边布局
18 void Palette::createCtrlFrame()
19 {
20 //创建框架
21 ctrlFrame = new QFrame;
22
23 //窗口背景色
24 windowLabel = new QLabel(tr("控件背景色: "));
25 windowComboBox = new QComboBox;
26 fillColorList(windowComboBox);
27 //控件与时间绑定
28 connect(windowComboBox,SIGNAL(activated(int)),this,SLOT(showWindow()));
29
30 //窗口前景色
31 windowTextLabel = new QLabel(tr("窗口字体颜色: "));
32 windowTextComboBox = new QComboBox;
33 fillColorList(windowTextComboBox);
34 connect(windowTextComboBox,SIGNAL(activated(int)),this,SLOT(showWindowText()));
35
36 //窗口按钮的颜色
37 buttonLabel = new QLabel(tr("窗口按钮的颜色: "));
38 buttonComboBox = new QComboBox;
39 fillColorList(buttonComboBox);
40 connect(buttonComboBox,SIGNAL(activated(int)),this,SLOT(showButton()));
41
42 //窗口按钮上面文本的颜色
43 buttonTextLabel = new QLabel(tr("窗口按钮上面文本的颜色: "));
44 buttonTextComboBox = new QComboBox;
45 fillColorList(buttonTextComboBox);
46 connect(buttonTextComboBox,SIGNAL(activated(int)),this,SLOT(showButtonText()));
47
48 //编辑框背景色
49 baseLabel = new QLabel(tr("编辑框背景色: "));
50 baseComboBox = new QComboBox;
51 fillColorList(baseComboBox);
52 connect(baseComboBox,SIGNAL(activated(int)),this,SLOT(showBase()));
53
54 //创建网格布局,框架是ctrFrame
55 QGridLayout *mainLayout = new QGridLayout(ctrlFrame);
56 //设置间距
57 mainLayout->setSpacing(20);
58 mainLayout->addWidget(windowLabel,0,0);
59 mainLayout->addWidget(windowComboBox,0,1);
60
61 mainLayout->addWidget(windowTextLabel,1,0);
62 mainLayout->addWidget(windowTextComboBox,1,1);
63
64 mainLayout->addWidget(buttonLabel,2,0);
65 mainLayout->addWidget(buttonComboBox,2,1);
66
67 mainLayout->addWidget(buttonTextLabel,3,0);
68 mainLayout->addWidget(buttonTextComboBox,3,1);
69
70 mainLayout->addWidget(baseLabel,4,0);
71 mainLayout->addWidget(baseComboBox,4,1);
72
73 }
74
75 //创建右边布局
76 void Palette::createContentFrame()
77 {
78 contentFrame = new QFrame;
79 label1 = new QLabel(tr("请选择一个值："));
80 comboBox1 = new QComboBox;
81
82 label2 = new QLabel(tr("请输入字符串: "));
83 lineEdit2 = new QLineEdit;
84
85 textEdit = new QTextEdit;
86
87 //创建网格布局
88 QGridLayout *topLayout = new QGridLayout;
89 topLayout->addWidget(label1,0,0);
90 topLayout->addWidget(comboBox1,0,1);
91 topLayout->addWidget(label2,1,0);
92 topLayout->addWidget(lineEdit2,1,1);
93 topLayout->addWidget(textEdit,2,0,1,2);
94
95 okBtn = new QPushButton(tr("确认"));
96 cancelBtn = new QPushButton(tr("取消"));
97
98 //创建水平布局
99 QHBoxLayout *bottomLayout = new QHBoxLayout;
100 //设置伸缩性
101 bottomLayout->addStretch(1);
102 bottomLayout->addWidget(okBtn);
103 bottomLayout->addWidget(cancelBtn);
104
105 //创建垂直布局,把两个布局加入,框架是contentFrame
106 QVBoxLayout *mainlayout = new QVBoxLayout(contentFrame);
107 mainlayout->addLayout(topLayout);
108 mainlayout->addLayout(bottomLayout);
109
110 //允许自动填充
111 okBtn->setAutoFillBackground(true);
112 cancelBtn->setAutoFillBackground(true);
113 //设置可以填充
114 contentFrame->setAutoFillBackground(true);
115 }
116
117 //用于控制背景颜色的显示
118 void Palette::showWindow()
119 {
120 QStringList colorList = QColor::colorNames();
121 QColor color = QColor(colorList[windowComboBox->currentIndex()]);
122
123
124 QPalette p = contentFrame->palette();
125 p.setColor(QPalette::Window, color);
126 contentFrame->setPalette(p);
127
128 contentFrame->update();
129 }
130
131 //对窗体的前景色进行设置
132 void Palette::showWindowText()
133 {
134 QStringList colorList = QColor::colorNames();
135 QColor color = colorList[windowTextComboBox->currentIndex()];
136
137 QPalette p = contentFrame->palette();
138 p.setColor(QPalette::WindowText, color);
139 contentFrame->setPalette(p);
140 }
141
142 //按钮文字颜色设置
143 void Palette::showButtonText()
144 {
145 QStringList colorList = QColor::colorNames();
146 QColor color = QColor(colorList[buttonTextComboBox->currentIndex()]);
147
148 QPalette p = contentFrame->palette();
149 p.setColor(QPalette::ButtonText , color);
150 contentFrame->setPalette(p);
151 }
152
153 //edit背景颜色设置
154 void Palette::showBase()
155 {
156 QStringList colorList = QColor::colorNames();
157 QColor color = QColor(colorList[baseComboBox->currentIndex()]);
158
159 QPalette p = contentFrame->palette();
160 p.setColor(QPalette::Base , color);
161 contentFrame->setPalette(p);
162 }
163
164 //控件添加颜色
165 void Palette::fillColorList(QComboBox *comboBox)
166 {
167 QStringList colorList = QColor::colorNames();
168 QString color;
169
170 foreach (color, colorList)
171 {
172 QPixmap pix(QSize(70,20));
173 pix.fill(QColor(color));
174 comboBox->addItem(QIcon(pix), NULL);
175 comboBox->setIconSize(QSize(70,20));
176 comboBox->setSizeAdjustPolicy(QComboBox::AdjustToContents);
177 }
178 }
179
180 //按钮颜色设置
181 void Palette::showButton()
182 {
183 QStringList colorList = QColor::colorNames();
184 QColor color = QColor(colorList[buttonComboBox->currentIndex()]);
185
186 //contentFrame->setAutoFillBackground(true);
187
188 QPalette p = contentFrame->palette();
189 p.setColor(QPalette::Button , color);
190 contentFrame->setPalette(p);
191
192 contentFrame->update();
193
194 }
195
196 Palette::~Palette()
197 {
198
199 }
原文地址：https://www.cnblogs.com/xiaochi/p/8763119.html
时间： 2024-10-12 00:16:39