# QWizard Class Reference
## [[QtGui](index.htm) module]
該QWizard類提供了一個向導框架。[More...](#details)
繼承[QDialog](qdialog.html)。
### Types
* `enum WizardButton { BackButton, NextButton, CommitButton, FinishButton, ..., Stretch }`
* `enum WizardOption { IndependentPages, IgnoreSubTitles, ExtendedWatermarkPixmap, NoDefaultButton, ..., HaveCustomButton3 }`
* `class **[WizardOptions](index.htm)**`
* `enum WizardPixmap { WatermarkPixmap, LogoPixmap, BannerPixmap, BackgroundPixmap }`
* `enum WizardStyle { ClassicStyle, ModernStyle, MacStyle, AeroStyle }`
### Methods
* `__init__ (self, QWidget?parent?=?None, Qt.WindowFlags?flags?=?0)`
* `int addPage (self, QWizardPage?page)`
* `back (self)`
* `QAbstractButton button (self, WizardButton?which)`
* `QString buttonText (self, WizardButton?which)`
* `cleanupPage (self, int?id)`
* `int currentId (self)`
* `QWizardPage currentPage (self)`
* `done (self, int?result)`
* `bool event (self, QEvent?event)`
* `QVariant field (self, QString?name)`
* `bool hasVisitedPage (self, int?id)`
* `initializePage (self, int?id)`
* `next (self)`
* `int nextId (self)`
* `WizardOptions options (self)`
* `QWizardPage page (self, int?id)`
* `list-of-int pageIds (self)`
* `paintEvent (self, QPaintEvent?event)`
* `QPixmap pixmap (self, WizardPixmap?which)`
* `removePage (self, int?id)`
* `resizeEvent (self, QResizeEvent?event)`
* `restart (self)`
* `setButton (self, WizardButton?which, QAbstractButton?button)`
* `setButtonLayout (self, list-of-QWizard.WizardButton?layout)`
* `setButtonText (self, WizardButton?which, QString?text)`
* `setDefaultProperty (self, str?className, str?property, str?changedSignal)`
* `setField (self, QString?name, QVariant?value)`
* `setOption (self, WizardOption?option, bool?on?=?True)`
* `setOptions (self, WizardOptions?options)`
* `setPage (self, int?id, QWizardPage?page)`
* `setPixmap (self, WizardPixmap?which, QPixmap?pixmap)`
* `setSideWidget (self, QWidget?widget)`
* `setStartId (self, int?id)`
* `setSubTitleFormat (self, Qt.TextFormat?format)`
* `setTitleFormat (self, Qt.TextFormat?format)`
* `setVisible (self, bool?visible)`
* `setWizardStyle (self, WizardStyle?style)`
* `QWidget sideWidget (self)`
* `QSize sizeHint (self)`
* `int startId (self)`
* `Qt.TextFormat subTitleFormat (self)`
* `bool testOption (self, WizardOption?option)`
* `Qt.TextFormat titleFormat (self)`
* `bool validateCurrentPage (self)`
* `list-of-int visitedPages (self)`
* `WizardStyle wizardStyle (self)`
### Qt Signals
* `void currentIdChanged (int)`
* `void customButtonClicked (int)`
* `void helpRequested ()`
* `void pageAdded (int)`
* `void pageRemoved (int)`
* * *
## Detailed Description
該QWizard類提供了一個向導框架。
一個向導(也稱為Mac OS X上的助手)是一種特殊類型的輸入對話框,它包含的頁面順序。一個向導的目的是通過一步一個工藝步驟引導用戶。奇才是復雜或罕見的任務,用戶可能會發現很難學到有用的。
QWizard繼承[QDialog](qdialog.html)并表示一個向導。每個頁面都是一個[QWizardPage](qwizardpage.html)(一[QWidget](qwidget.html)子類) 。要創建自己的向導,你可以直接使用這些類,或者你可以繼承他們進行更多的控制。
主題:
### A Trivial Example
下面的例子演示了如何創建向導頁面,并將其添加到向導。對于更高級的示例,請參見[Class Wizard](index.htm)和[License Wizard](index.htm)。
```
[QWizardPage](qwizardpage.html) *createIntroPage()
{
[QWizardPage](qwizardpage.html) *page = new [QWizardPage](qwizardpage.html);
page->setTitle("Introduction");
[QLabel](qlabel.html) *label = new [QLabel](qlabel.html)("This wizard will help you register your copy "
"of Super Product Two.");
label->setWordWrap(true);
[QVBoxLayout](qvboxlayout.html) *layout = new [QVBoxLayout](qvboxlayout.html);
layout->addWidget(label);
page->setLayout(layout);
return page;
}
[QWizardPage](qwizardpage.html) *createRegistrationPage()
{
...
}
[QWizardPage](qwizardpage.html) *createConclusionPage()
{
...
}
int main(int argc, char *argv[])
{
[QApplication](qapplication.html) app(argc, argv);
[QString](qstring.html) translatorFileName = QLatin1String("qt_");
translatorFileName += [QLocale](qlocale.html).system().name();
[QTranslator](qtranslator.html) *translator = new [QTranslator](qtranslator.html)(&app);
if (translator->load(translatorFileName, [QLibraryInfo](qlibraryinfo.html).location([QLibraryInfo](qlibraryinfo.html).TranslationsPath)))
app.installTranslator(translator);
QWizard wizard;
wizard.addPage(createIntroPage());
wizard.addPage(createRegistrationPage());
wizard.addPage(createConclusionPage());
wizard.setWindowTitle("Trivial Wizard");
#ifdef Q_OS_SYMBIAN
wizard.showMaximized();
#else
wizard.show();
#endif
return app.exec();
}
```
### Wizard Look and Feel
QWizard支持四個精靈的樣子:
* [ClassicStyle](qwizard.html#WizardStyle-enum)
* [ModernStyle](qwizard.html#WizardStyle-enum)
* [MacStyle](qwizard.html#WizardStyle-enum)
* [AeroStyle](qwizard.html#WizardStyle-enum)
你可以明確地設置一下使用使用[setWizardStyle](qwizard.html#wizardStyle-prop)( ) (例如,如果你想同樣的外觀在所有平臺) 。
| [ClassicStyle](qwizard.html#WizardStyle-enum) | [ModernStyle](qwizard.html#WizardStyle-enum) | [MacStyle](qwizard.html#WizardStyle-enum) | [AeroStyle](qwizard.html#WizardStyle-enum) |
| --- | --- | --- | --- |
|  |  |  |  |
|  |  |  |  |
注意:[AeroStyle](qwizard.html#WizardStyle-enum)只有在Windows Vista系統上的alpha合成啟用效果。[ModernStyle](qwizard.html#WizardStyle-enum)作為當不滿足這個條件的后備。
除了精靈的風格,也有控制精靈的外觀和感覺的幾個選項。這些可以使用設置[setOption](qwizard.html#setOption)()或[setOptions](qwizard.html#options-prop)( ) 。例如,[HaveHelpButton](qwizard.html#WizardOption-enum)讓QWizard秀一**Help**連同其他向導按鈕按鈕。
使用的向導按鈕的順序,你甚至可以更改為任意順序[setButtonLayout](qwizard.html#setButtonLayout)( ),您最多可以添加三個自定義按鈕(例如,**Print**按鈕)按鈕行。這是通過調用實現[setButton](qwizard.html#setButton)()或[setButtonText](qwizard.html#setButtonText)( )與[CustomButton1](qwizard.html#WizardButton-enum),[CustomButton2](qwizard.html#WizardButton-enum)或[CustomButton3](qwizard.html#WizardButton-enum)設置按鈕,并且通過使[HaveCustomButton1](qwizard.html#WizardOption-enum),[HaveCustomButton2](qwizard.html#WizardOption-enum)或[HaveCustomButton3](qwizard.html#WizardOption-enum)選項。每當用戶點擊自定義按鈕,[customButtonClicked](qwizard.html#customButtonClicked)()被發射。例如:
```
wizard()->setButtonText(QWizard.CustomButton1, tr("&Print"));
wizard()->setOption(QWizard.HaveCustomButton1, true);
connect(wizard(), SIGNAL(customButtonClicked(int)),
this, SLOT(printButtonClicked()));
```
### Elements of a Wizard Page
向導包括一個序列的[QWizardPage](qwizardpage.html)秒。在任何時間,僅示出一個頁面。一個頁面具有以下屬性:
* A [title](qwizardpage.html#title-prop).
* A [subTitle](qwizardpage.html#subTitle-prop).
* A set of pixmaps, which may or may not be honored, depending on the wizard's style:
* [WatermarkPixmap](qwizard.html#WizardPixmap-enum) (used by [ClassicStyle](qwizard.html#WizardStyle-enum) and [ModernStyle](qwizard.html#WizardStyle-enum))
* [BannerPixmap](qwizard.html#WizardPixmap-enum) (used by [ModernStyle](qwizard.html#WizardStyle-enum))
* [LogoPixmap](qwizard.html#WizardPixmap-enum) (used by [ClassicStyle](qwizard.html#WizardStyle-enum) and [ModernStyle](qwizard.html#WizardStyle-enum))
* [BackgroundPixmap](qwizard.html#WizardPixmap-enum) (used by [MacStyle](qwizard.html#WizardStyle-enum))
圖中初級講座展示QWizard如何呈現這些屬性,假設他們都是現在和[ModernStyle](qwizard.html#WizardStyle-enum)用于:

當[subTitle](qwizardpage.html#subTitle-prop)被設置, QWizard在報頭中顯示它,在這種情況下,它也使用了[BannerPixmap](qwizard.html#WizardPixmap-enum)和[LogoPixmap](qwizard.html#WizardPixmap-enum)裝飾頭。該[WatermarkPixmap](qwizard.html#WizardPixmap-enum)被顯示在左側,頭下方。在底部,有一排按鈕允許用戶瀏覽頁面。
頁面本身(的[QWizardPage](qwizardpage.html)插件)佔據的標題,水印,按鈕行之間的區域。典型地,該網頁是[QWizardPage](qwizardpage.html)在其上[QGridLayout](qgridlayout.html)安裝,使用標準子部件([QLabel](qlabel.html)秒,[QLineEdit](qlineedit.html)秒,等等)。
如果精靈的風格[MacStyle](qwizard.html#WizardStyle-enum),頁面看起來完全不同:

水印,旗幟,徽像素圖是由忽略[MacStyle](qwizard.html#WizardStyle-enum)。如果[BackgroundPixmap](qwizard.html#WizardPixmap-enum)被設置,它被用作背景為向導,否則,一個默認的“助手”的圖像被使用。
標題和副標題都是通過調用設置[QWizardPage.setTitle](qwizardpage.html#title-prop)()和[QWizardPage.setSubTitle](qwizardpage.html#subTitle-prop)( )上的個人網頁。他們可能是純文本或HTML (見[titleFormat](qwizard.html#titleFormat-prop)和[subTitleFormat](qwizard.html#subTitleFormat-prop)) 。該像素圖就可以設置全局使用的整個向導[setPixmap](qwizard.html#setPixmap)( ) ,或在每個頁面的基礎上使用[QWizardPage.setPixmap](qwizardpage.html#setPixmap)( ) 。
### Registering and Using Fields
在許多向導頁面的內容可能會影響后面的頁的字段的缺省值。為了便于頁面之間進行通信, QWizard支持一個“場”的機制,允許您注冊一個字段(例如,[QLineEdit](qlineedit.html))上的一個頁面,訪問任何網頁它的價值。它也可以指定必填字段(即,必須在用戶之前被填充字段可以前進到下一個頁面) 。
要注冊一個字段,調用[QWizardPage.registerField](qwizardpage.html#registerField)()字段。例如:
```
ClassInfoPage.ClassInfoPage([QWidget](qwidget.html) *parent)
: [QWizardPage](qwizardpage.html)(parent)
{
...
classNameLabel = new [QLabel](qlabel.html)(tr("&Class name:"));
classNameLineEdit = new [QLineEdit](qlineedit.html);
classNameLabel->setBuddy(classNameLineEdit);
baseClassLabel = new [QLabel](qlabel.html)(tr("B&ase class:"));
baseClassLineEdit = new [QLineEdit](qlineedit.html);
baseClassLabel->setBuddy(baseClassLineEdit);
qobjectMacroCheckBox = new [QCheckBox](qcheckbox.html)(tr("Generate Q_OBJECT ¯o"));
registerField("className*", classNameLineEdit);
registerField("baseClass", baseClassLineEdit);
registerField("qobjectMacro", qobjectMacroCheckBox);
...
}
```
上面的代碼注冊三個字段,`className`,`baseClass`和`qobjectMacro`,這是三個子控件相關聯。星號(`*`)旁`className`表示必填字段。
任何頁面的字段是從什么頁面訪問。例如:
```
void OutputFilesPage.initializePage()
{
[QString](qstring.html) className = field("className").toString();
headerLineEdit->setText(className.toLower() + ".h");
implementationLineEdit->setText(className.toLower() + ".cpp");
outputDirLineEdit->setText([QDir](qdir.html).convertSeparators([QDir](qdir.html).tempPath()));
}
```
在這里,我們稱之為[QWizardPage.field](qwizardpage.html#field)( )來訪問的內容`className`字段(這是在所定義的`ClassInfoPage`) ,并用它來初始化`OuputFilePage`。該字段的內容返回為一個[QVariant](qvariant.html)。
當我們使用創建一個字段[QWizardPage.registerField](qwizardpage.html#registerField)( ) ,我們通過一個唯一的字段名和窗口小部件。我們還可以提供一個Qt的屬性名字和一個“改變”信號(即所發射的屬性發生變化時的信號)作為第三和第四個參數,但是,這是沒有必要的最常見的Qt部件,如[QLineEdit](qlineedit.html),[QCheckBox](qcheckbox.html)和[QComboBox](qcombobox.html),因為QWizard知道查找哪些屬性。
如果一個星號(`*`)追加到名字的時候該物業登記,該字段是_mandatory field_。當一個頁面有必填字段中,**Next**和/或**Finish**按鈕被激活,只有當所有必填字段被填充。
考慮現場“裝” , QWizard簡單地檢查該字段的當前值不等于原來的值(它有值時,[initializePage](qwizard.html#initializePage)( )被調用) 。為[QLineEdit](qlineedit.html)和[QAbstractSpinBox](qabstractspinbox.html)子類, QWizard還檢查[hasAcceptableInput()](qlineedit.html#acceptableInput-prop)返回True ,兌現任何驗證或面具。
是提供了方便QWizard的強制性場機制。一個更強大的(但也比較麻煩),另一種方法是重新實現[QWizardPage.isComplete](qwizardpage.html#isComplete)()和以發射[QWizardPage.completeChanged](qwizardpage.html#completeChanged)( )信號時的頁面變得完整或不完整。
的啟用/禁用狀態**Next**和/或**Finish**按鈕是向所述用戶輸入執行驗證的一種方法。另一種方式是重新實現[validateCurrentPage](qwizard.html#validateCurrentPage)( )(或[QWizardPage.validatePage](qwizardpage.html#validatePage)())來執行一些最后一分鐘的驗證(并且顯示一個錯誤信息,如果用戶輸入了不完整的或無效的信息)。如果函數返回True,則下一個頁面顯示(或向導完成),否則,在當前頁面熬夜。
### Creating Linear Wizards
大多數向導具有線性結構,第1頁其次是第2頁,依此類推直到最后一頁。該[Class Wizard](index.htm)例子是這樣的精靈。隨著QWizard ,線性精靈是通過實例的創建[QWizardPage](qwizardpage.html)s和利用它們插入[addPage](qwizard.html#addPage)( ) 。默認情況下,頁面都顯示在它們被添加的順序。例如:
```
ClassWizard.ClassWizard([QWidget](qwidget.html) *parent)
: QWizard(parent)
{
addPage(new IntroPage);
addPage(new ClassInfoPage);
addPage(new CodeStylePage);
addPage(new OutputFilesPage);
addPage(new ConclusionPage);
...
}
```
當一個網頁是關于要顯示, QWizard電話[initializePage](qwizard.html#initializePage)( ) (這反過來又調用[QWizardPage.initializePage](qwizardpage.html#initializePage)())來使用默認值填充頁面。默認情況下,此功能不執行任何操作,但它可以被重新實現來初始化基于其它網頁的田地頁面的內容(見[example above](#initialize-page)) 。
如果用戶按下**Back**,[cleanupPage](qwizard.html#cleanupPage)()被調用(這反過來又調用[QWizardPage.cleanupPage](qwizardpage.html#cleanupPage)())。默認實現重置頁面的欄位為原始值(他們之前所擁有的價值觀[initializePage](qwizard.html#initializePage)( )被調用) 。如果你想要的**Back**按鈕是無損,并保持用戶輸入的值,只需啟用[IndependentPages](qwizard.html#WizardOption-enum)選項。
### Creating Non-Linear Wizards
一些向導是更復雜的,因為它們允許基于由用戶所提供的信息不同的遍歷路徑。該[License Wizard](index.htm)舉例說明這一點。它提供了五個向導頁,具體取決于哪個選項被選中,用戶可以到達不同的頁面。

在復雜的向導,頁面識別標識。這些ID通常定義使用一個枚舉。例如:
```
class LicenseWizard : public QWizard
{
...
enum { Page_Intro, Page_Evaluate, Page_Register, Page_Details,
Page_Conclusion };
...
};
```
該頁面使用插入[setPage](qwizard.html#setPage)( ) ,它接受一個ID和一個實例[QWizardPage](qwizardpage.html)(子類或) :
```
LicenseWizard.LicenseWizard([QWidget](qwidget.html) *parent)
: QWizard(parent)
{
setPage(Page_Intro, new IntroPage);
setPage(Page_Evaluate, new EvaluatePage);
setPage(Page_Register, new RegisterPage);
setPage(Page_Details, new DetailsPage);
setPage(Page_Conclusion, new ConclusionPage);
...
}
```
默認情況下,頁面中顯示遞增的ID順序。提供一個動態的順序取決于用戶選擇的選項,我們必須重新實現[QWizardPage.nextId](qwizardpage.html#nextId)( ) 。例如:
```
int IntroPage.nextId() const
{
if (evaluateRadioButton->isChecked()) {
return LicenseWizard.Page_Evaluate;
} else {
return LicenseWizard.Page_Register;
}
}
int EvaluatePage.nextId() const
{
return LicenseWizard.Page_Conclusion;
}
int RegisterPage.nextId() const
{
if (upgradeKeyLineEdit->text().isEmpty()) {
return LicenseWizard.Page_Details;
} else {
return LicenseWizard.Page_Conclusion;
}
}
int DetailsPage.nextId() const
{
return LicenseWizard.Page_Conclusion;
}
int ConclusionPage.nextId() const
{
return -1;
}
```
這也將有可能把所有的邏輯在一個地方,在一個[QWizard.nextId](qwizard.html#nextId)( )重新實現。例如:
```
int LicenseWizard.nextId() const
{
switch (currentId()) {
case Page_Intro:
if (field("intro.evaluate").toBool()) {
return Page_Evaluate;
} else {
return Page_Register;
}
case Page_Evaluate:
return Page_Conclusion;
case Page_Register:
if (field("register.upgradeKey").toString().isEmpty()) {
return Page_Details;
} else {
return Page_Conclusion;
}
case Page_Details:
return Page_Conclusion;
case Page_Conclusion:
default:
return -1;
}
}
```
開始在另一個頁面比頁面具有最低的ID ,調用[setStartId](qwizard.html#startId-prop)( ) 。
要測試一個網頁是否已被訪問,則調用[hasVisitedPage](qwizard.html#hasVisitedPage)( ) 。例如:
```
void ConclusionPage.initializePage()
{
[QString](qstring.html) licenseText;
if (wizard()->hasVisitedPage(LicenseWizard.Page_Evaluate)) {
licenseText = tr("<u>Evaluation License Agreement:</u> "
"You can use this software for 30 days and make one "
"backup, but you are not allowed to distribute it.");
} else if (wizard()->hasVisitedPage(LicenseWizard.Page_Details)) {
licenseText = tr("<u>First-Time License Agreement:</u> "
"You can use this software subject to the license "
"you will receive by email.");
} else {
licenseText = tr("<u>Upgrade License Agreement:</u> "
"This software is licensed under the terms of your "
"current license.");
}
bottomLabel->setText(licenseText);
}
```
* * *
## Type Documentation
```
QWizard.WizardButton
```
此枚舉指定一個向導按鈕。
| Constant | Value | Description |
| --- | --- | --- |
| `QWizard.BackButton` | `0` | 該**Back**按鈕(**Go Back**在Mac OS X ) |
| `QWizard.NextButton` | `1` | 該**Next**按鈕(**Continue**在Mac OS X ) |
| `QWizard.CommitButton` | `2` | 該**Commit**鈕 |
| `QWizard.FinishButton` | `3` | 該**Finish**按鈕(**Done**在Mac OS X ) |
| `QWizard.CancelButton` | `4` | 該**Cancel**按鈕(參見[NoCancelButton](qwizard.html#WizardOption-enum)) |
| `QWizard.HelpButton` | `5` | 該**Help**按鈕(參見[HaveHelpButton](qwizard.html#WizardOption-enum)) |
| `QWizard.CustomButton1` | `6` | 第一個用戶自定義按鈕(參見[HaveCustomButton1](qwizard.html#WizardOption-enum)) |
| `QWizard.CustomButton2` | `7` | 第二個用戶自定義按鈕(也見[HaveCustomButton2](qwizard.html#WizardOption-enum)) |
| `QWizard.CustomButton3` | `8` | 第三個用戶自定義按鈕(也見[HaveCustomButton3](qwizard.html#WizardOption-enum)) |
當調用下面的值才有用[setButtonLayout](qwizard.html#setButtonLayout)():
| Constant | Value | Description |
| --- | --- | --- |
| `QWizard.Stretch` | `9` | 的水平伸展的按鈕布局 |
**See also** [setButton](qwizard.html#setButton)( )[setButtonText](qwizard.html#setButtonText)( )[setButtonLayout](qwizard.html#setButtonLayout)()和[customButtonClicked](qwizard.html#customButtonClicked)( ) 。
```
QWizard.WizardOption
```
此枚舉指定影響精靈的外觀和感覺的各種選項。
| Constant | Value | Description |
| --- | --- | --- |
| `QWizard.IndependentPages` | `0x00000001` | 頁面是相互獨立的(即,它們不會相互派生值)。 |
| `QWizard.IgnoreSubTitles` | `0x00000002` | 不顯示任何字幕,即使它們被設置。 |
| `QWizard.ExtendedWatermarkPixmap` | `0x00000004` | 任何延長[WatermarkPixmap](qwizard.html#WizardPixmap-enum)一路下跌到窗口的邊緣。 |
| `QWizard.NoDefaultButton` | `0x00000008` | 不要使**Next** or **Finish**按鈕對話框的[default button](qpushbutton.html#default-prop)。 |
| `QWizard.NoBackButtonOnStartPage` | `0x00000010` | 不顯示**Back**在開始頁面上按鈕。 |
| `QWizard.NoBackButtonOnLastPage` | `0x00000020` | 不顯示**Back**在最后一頁按鈕。 |
| `QWizard.DisabledBackButtonOnLastPage` | `0x00000040` | 關閉**Back**在最后一頁按鈕。 |
| `QWizard.HaveNextButtonOnLastPage` | `0x00000080` | 顯示(禁用)**Next**在最后一頁按鈕。 |
| `QWizard.HaveFinishButtonOnEarlyPages` | `0x00000100` | 顯示(禁用)**Finish**在非最后幾頁按鈕。 |
| `QWizard.NoCancelButton` | `0x00000200` | 不顯示**Cancel**按鈕。 |
| `QWizard.CancelButtonOnLeft` | `0x00000400` | 把**Cancel**上的左按鈕**Back**(而不是右側**Finish** or **Next**) 。 |
| `QWizard.HaveHelpButton` | `0x00000800` | 顯示**Help**按鈕。 |
| `QWizard.HelpButtonOnRight` | `0x00001000` | 把**Help**上的按鍵布局(而不是在最左側)最右邊的按鈕。 |
| `QWizard.HaveCustomButton1` | `0x00002000` | 顯示的第一個用戶自定義按鈕([CustomButton1](qwizard.html#WizardButton-enum)) 。 |
| `QWizard.HaveCustomButton2` | `0x00004000` | 顯示第二個用戶自定義按鈕([CustomButton2](qwizard.html#WizardButton-enum)) 。 |
| `QWizard.HaveCustomButton3` | `0x00008000` | 顯示第三個用戶自定義按鈕([CustomButton3](qwizard.html#WizardButton-enum)) 。 |
該WizardOptions類型是一個typedef為[QFlags](index.htm)\u003cWizardOption\u003e 。它存儲WizardOption值的或組合。
**See also** [setOptions](qwizard.html#options-prop)( )[setOption](qwizard.html#setOption)()和[testOption](qwizard.html#testOption)( ) 。
```
QWizard.WizardPixmap
```
該枚舉指定可以與一個頁面相關聯的像素圖。
| Constant | Value | Description |
| --- | --- | --- |
| `QWizard.WatermarkPixmap` | `0` | 上一個左側的高像素圖[ClassicStyle](qwizard.html#WizardStyle-enum) or [ModernStyle](qwizard.html#WizardStyle-enum)頁面 |
| `QWizard.LogoPixmap` | `1` | 右側的小像素圖[ClassicStyle](qwizard.html#WizardStyle-enum) or [ModernStyle](qwizard.html#WizardStyle-enum)頁頭 |
| `QWizard.BannerPixmap` | `2` | 佔據的背景像素圖[ModernStyle](qwizard.html#WizardStyle-enum)頁頭 |
| `QWizard.BackgroundPixmap` | `3` | 佔據的背景像素圖[MacStyle](qwizard.html#WizardStyle-enum)巫師 |
**See also** [setPixmap](qwizard.html#setPixmap)( )[QWizardPage.setPixmap](qwizardpage.html#setPixmap)()和[Elements of a Wizard Page](qwizard.html#elements-of-a-wizard-page)。
```
QWizard.WizardStyle
```
此枚舉指定所支持的不同的外觀[QWizard](qwizard.html)。
| Constant | Value | Description |
| --- | --- | --- |
| `QWizard.ClassicStyle` | `0` | 經典的Windows外觀 |
| `QWizard.ModernStyle` | `1` | 現代的Windows外觀 |
| `QWizard.MacStyle` | `2` | 的Mac OS X的外觀 |
| `QWizard.AeroStyle` | `3` | Windows Aero的外觀 |
**See also** [setWizardStyle](qwizard.html#wizardStyle-prop)( )[WizardOption](qwizard.html#WizardOption-enum)和[Wizard Look and Feel](qwizard.html#wizard-look-and-feel)。
* * *
## Method Documentation
```
QWizard.__init__ (self, QWidget?parent?=?None, Qt.WindowFlags?flags?=?0)
```
該_parent_的說法,如果不是沒有,原因_self_通過Qt的,而不是PyQt的擁有。
構造一個向導給定的_parent_和窗口_flags_。
**See also** [parent](qobject.html#parent)()和[windowFlags](qwidget.html#windowFlags-prop)( ) 。
```
int QWizard.addPage (self, QWizardPage?page)
```
該_page_說法有它的所有權轉移給Qt的。
將給定_page_精靈,并返回該頁面的ID 。
該ID是保證比任何其他大的ID[QWizard](qwizard.html)到目前為止。
**See also** [setPage](qwizard.html#setPage)( )[page](qwizard.html#page)()和[pageAdded](qwizard.html#pageAdded)( ) 。
```
QWizard.back (self)
```
這種方法也是一個Qt槽與C + +的簽名`void back()`。
返回到前一個頁面。
這相當于按下**Back**按鈕。
**See also** [next](qwizard.html#next)( )[accept](qdialog.html#accept)( )[reject](qdialog.html#reject)()和[restart](qwizard.html#restart)( ) 。
```
QAbstractButton QWizard.button (self, WizardButton?which)
```
[
返回對應于角色的按鈕_which_。
](qabstractbutton.html)
[**See also**](qabstractbutton.html) [setButton](qwizard.html#setButton)()和[setButtonText](qwizard.html#setButtonText)( ) 。
```
QString QWizard.buttonText (self, WizardButton?which)
```
按鈕返回文本_which_。
如果使用的是文本有奔集[setButtonText](qwizard.html#setButtonText)( ) ,則返回該文本。
默認情況下,按鈕上的文本取決于[wizardStyle](qwizard.html#wizardStyle-prop)。例如,在Mac OS X中,**Next**按鈕被稱為**Continue**。
**See also** [button](qwizard.html#button)( )[setButton](qwizard.html#setButton)( )[setButtonText](qwizard.html#setButtonText)( )[QWizardPage.buttonText](qwizardpage.html#buttonText)()和[QWizardPage.setButtonText](qwizardpage.html#setButtonText)( ) 。
```
QWizard.cleanupPage (self, int?id)
```
這個虛函數被調用[QWizard](qwizard.html)清理頁面_id_用戶通過點擊它離開之前**Back**(除非[QWizard.IndependentPages](qwizard.html#WizardOption-enum)選項設置) 。
默認實現調用[QWizardPage.cleanupPage](qwizardpage.html#cleanupPage)( )頁(_id_) 。
**See also** [QWizardPage.cleanupPage](qwizardpage.html#cleanupPage)()和[initializePage](qwizard.html#initializePage)( ) 。
```
int QWizard.currentId (self)
```
```
QWizardPage QWizard.currentPage (self)
```
[
返回一個指針,指向當前頁面,或者0,如果沒有當前頁面(例如,向導會顯示之前) 。
](qwizardpage.html)
[這等同于調用頁面(](qwizardpage.html)[currentId](qwizard.html#currentId-prop)())。
**See also** [page](qwizard.html#page)( )[currentId](qwizard.html#currentId-prop)()和[restart](qwizard.html#restart)( ) 。
```
QWizard.done (self, int?result)
```
從重新實現[QDialog.done](qdialog.html#done)( ) 。
```
bool QWizard.event (self, QEvent?event)
```
從重新實現[QObject.event](qobject.html#event)( ) 。
```
QVariant QWizard.field (self, QString?name)
```
返回字段的所謂的值_name_。
此功能可用于訪問向導的任何頁面上的字段。
**See also** [QWizardPage.registerField](qwizardpage.html#registerField)( )[QWizardPage.field](qwizardpage.html#field)()和[setField](qwizard.html#setField)( ) 。
```
bool QWizard.hasVisitedPage (self, int?id)
```
如果頁面歷史記錄中包含頁面,則返回True_id_否則,返回False 。
Pressing **Back**當前頁面標記為“未訪問”了。
**See also** [visitedPages](qwizard.html#visitedPages)( ) 。
```
QWizard.initializePage (self, int?id)
```
這個虛函數被調用[QWizard](qwizard.html)準備一頁_id_它表明無論是作為一個結果之前[QWizard.restart](qwizard.html#restart)()被調用時,或者當用戶點擊的結果**Next**。 (然而,如果[QWizard.IndependentPages](qwizard.html#WizardOption-enum)選項設置,此功能只在第一次調用的頁面顯示。 )
通過重新實現這個功能,可以確保基于前幾頁信息頁面的欄已正確初始化。
默認實現調用[QWizardPage.initializePage](qwizardpage.html#initializePage)( )頁(_id_) 。
**See also** [QWizardPage.initializePage](qwizardpage.html#initializePage)()和[cleanupPage](qwizard.html#cleanupPage)( ) 。
```
QWizard.next (self)
```
這種方法也是一個Qt槽與C + +的簽名`void next()`。
前進到下一個頁面。
這相當于按下**Next** or **Commit**按鈕。
**See also** [nextId](qwizard.html#nextId)( )[back](qwizard.html#back)( )[accept](qdialog.html#accept)( )[reject](qdialog.html#reject)()和[restart](qwizard.html#restart)( ) 。
```
int QWizard.nextId (self)
```
這個虛函數被調用[QWizard](qwizard.html)找出當用戶點擊顯示哪些頁面**Next**按鈕。
返回值是下一個頁面的ID ,或-1,如果沒有頁面如下。
默認實現調用[QWizardPage.nextId](qwizardpage.html#nextId)()對[currentPage](qwizard.html#currentPage)( ) 。
通過重新實現此功能,您可以指定一個動態的頁面順序。
**See also** [QWizardPage.nextId](qwizardpage.html#nextId)()和[currentPage](qwizard.html#currentPage)( ) 。
```
WizardOptions QWizard.options (self)
```
[](index.htm)
```
QWizardPage QWizard.page (self, int?id)
```
[
用給定的返回頁面_id_或0,如果不存在這樣的頁面。
](qwizardpage.html)
[**See also**](qwizardpage.html) [addPage](qwizard.html#addPage)()和[setPage](qwizard.html#setPage)( ) 。
```
list-of-int QWizard.pageIds (self)
```
返回頁ID的列表。
此功能被引入Qt的4.5 。
```
QWizard.paintEvent (self, QPaintEvent?event)
```
從重新實現[QWidget.paintEvent](qwidget.html#paintEvent)( ) 。
```
QPixmap QWizard.pixmap (self, WizardPixmap?which)
```
[
返回角色像素圖組_which_。
](qpixmap.html)
[默認情況下,設置唯一的像素圖是](qpixmap.html)[BackgroundPixmap](qwizard.html#WizardPixmap-enum)在Mac OS X。
**See also** [setPixmap](qwizard.html#setPixmap)( )[QWizardPage.pixmap](qwizardpage.html#pixmap)()和[Elements of a Wizard Page](qwizard.html#elements-of-a-wizard-page)。
```
QWizard.removePage (self, int?id)
```
刪除的頁面與給定_id_。[cleanupPage](qwizard.html#cleanupPage)()將在必要時調用。
**Note:**刪除頁面可能影響的價值[startId](qwizard.html#startId-prop)屬性。
此功能被引入Qt的4.5 。
**See also** [addPage](qwizard.html#addPage)( )[setPage](qwizard.html#setPage)( )[pageRemoved](qwizard.html#pageRemoved)()和[startId](qwizard.html#startId-prop)( ) 。
```
QWizard.resizeEvent (self, QResizeEvent?event)
```
從重新實現[QWidget.resizeEvent](qwidget.html#resizeEvent)( ) 。
```
QWizard.restart (self)
```
這種方法也是一個Qt槽與C + +的簽名`void restart()`。
重新啟動向導在開始頁面。這個函數被自動調用該向導顯示時。
**See also** [startId](qwizard.html#startId-prop)( ) 。
```
QWizard.setButton (self, WizardButton?which, QAbstractButton?button)
```
該_button_說法有它的所有權轉移給Qt的。
設置對應的角色按鈕_which_至_button_。
要添加額外的按鈕向導(例如,一**Print**鈕),一個方法是調用SET按鈕( )與[CustomButton1](qwizard.html#WizardButton-enum)至[CustomButton3](qwizard.html#WizardButton-enum),并使用make可見的按鈕[HaveCustomButton1](qwizard.html#WizardOption-enum)至[HaveCustomButton3](qwizard.html#WizardOption-enum)選項。
**See also** [button](qwizard.html#button)( )[setButtonText](qwizard.html#setButtonText)( )[setButtonLayout](qwizard.html#setButtonLayout)()和[options](qwizard.html#options-prop)。
```
QWizard.setButtonLayout (self, list-of-QWizard.WizardButton?layout)
```
設置在該按鈕所顯示的順序_layout_,其中_layout_是的列表[WizardButton](qwizard.html#WizardButton-enum)秒。
默認的布局取決于選項(例如,是否[HelpButtonOnRight](qwizard.html#WizardOption-enum))被設置。如果你需要比更多的控制按鈕的布局你可以調用這個函數是什么[options](qwizard.html#options-prop)已經提供。
您可以使用指定的布局橫向延伸[Stretch](qwizard.html#WizardButton-enum)。
例如:
```
MyWizard.MyWizard([QWidget](qwidget.html) *parent)
: [QWizard](qwizard.html)(parent)
{
...
[QList](index.htm)<[QWizard](qwizard.html).WizardButton> layout;
layout << [QWizard](qwizard.html).Stretch << [QWizard](qwizard.html).BackButton << [QWizard](qwizard.html).CancelButton
<< [QWizard](qwizard.html).NextButton << [QWizard](qwizard.html).FinishButton;
setButtonLayout(layout);
...
}
```
**See also** [setButton](qwizard.html#setButton)( )[setButtonText](qwizard.html#setButtonText)()和[setOptions](qwizard.html#options-prop)( ) 。
```
QWizard.setButtonText (self, WizardButton?which, QString?text)
```
按鈕設置文本_which_要_text_。
默認情況下,按鈕上的文本取決于[wizardStyle](qwizard.html#wizardStyle-prop)。例如,在Mac OS X中,**Next**按鈕被稱為**Continue**。
要添加額外的按鈕向導(例如,一**Print**鈕),一個方法是調用setButtonText ( )與[CustomButton1](qwizard.html#WizardButton-enum),[CustomButton2](qwizard.html#WizardButton-enum)或[CustomButton3](qwizard.html#WizardButton-enum)設定自己的文字,并使用make可見的按鈕[HaveCustomButton1](qwizard.html#WizardOption-enum),[HaveCustomButton2](qwizard.html#WizardOption-enum)和/或[HaveCustomButton3](qwizard.html#WizardOption-enum)選項。
在每個頁面的基礎上使用按鈕的文本也可以設置[QWizardPage.setButtonText](qwizardpage.html#setButtonText)( ) 。
**See also** [buttonText](qwizard.html#buttonText)( )[setButton](qwizard.html#setButton)( )[button](qwizard.html#button)( )[setButtonLayout](qwizard.html#setButtonLayout)( )[setOptions](qwizard.html#options-prop)()和[QWizardPage.setButtonText](qwizardpage.html#setButtonText)( ) 。
```
QWizard.setDefaultProperty (self, str?className, str?property, str?changedSignal)
```
設置為默認屬性_className_要_property_和相關聯的變化信號是_changedSignal_。
默認屬性時使用的一個實例_className_(它的一個子類或)傳遞給[QWizardPage.registerField](qwizardpage.html#registerField)( ),并指定屬性。
[QWizard](qwizard.html)知道最常見的Qt部件。對于這些(或其子類) ,你不需要指定_property_或_changedSignal_。下表列出了這些小部件:
| Widget | Property | Change Notification Signal |
| --- | --- | --- |
| [QAbstractButton](qabstractbutton.html) | bool [checked](qabstractbutton.html#checked-prop) | [toggled()](qabstractbutton.html#toggled) |
| [QAbstractSlider](qabstractslider.html) | int [value](qabstractslider.html#value-prop) | [valueChanged()](qabstractslider.html#valueChanged) |
| [QComboBox](qcombobox.html) | int [currentIndex](qcombobox.html#currentIndex-prop) | [currentIndexChanged()](qcombobox.html#currentIndexChanged) |
| [QDateTimeEdit](qdatetimeedit.html) | [QDateTime](qdatetime.html) [dateTime](qdatetimeedit.html#dateTime-prop) | [dateTimeChanged()](qdatetimeedit.html#dateTimeChanged) |
| [QLineEdit](qlineedit.html) | [QString](qstring.html) [text](qlineedit.html#text-prop) | [textChanged()](qlineedit.html#textChanged) |
| [QListWidget](qlistwidget.html) | int [currentRow](qlistwidget.html#currentRow-prop) | [currentRowChanged()](qlistwidget.html#currentRowChanged) |
| [QSpinBox](qspinbox.html) | int [value](qspinbox.html#value-prop) | [valueChanged()](qspinbox.html#valueChanged) |
**See also** [QWizardPage.registerField](qwizardpage.html#registerField)( ) 。
```
QWizard.setField (self, QString?name, QVariant?value)
```
設置字段中稱為值_name_至_value_。
此功能可用于在向導的任何頁面上設置的字段。
**See also** [QWizardPage.registerField](qwizardpage.html#registerField)( )[QWizardPage.setField](qwizardpage.html#setField)()和[field](qwizard.html#field)( ) 。
```
QWizard.setOption (self, WizardOption?option, bool?on?=?True)
```
設置給定_option_被啟用,如果_on_是真的,否則,清除給定的_option_。
**See also** [options](qwizard.html#options-prop),[testOption](qwizard.html#testOption)()和[setWizardStyle](qwizard.html#wizardStyle-prop)( ) 。
```
QWizard.setOptions (self, WizardOptions?options)
```
```
QWizard.setPage (self, int?id, QWizardPage?page)
```
該_page_說法有它的所有權轉移給Qt的。
將給定_page_與給定的精靈_id_。
**Note:**添加頁面可能影響的價值[startId](qwizard.html#startId-prop)在財產的情況下它是沒有顯式設置。
**See also** [addPage](qwizard.html#addPage)( )[page](qwizard.html#page)()和[pageAdded](qwizard.html#pageAdded)( ) 。
```
QWizard.setPixmap (self, WizardPixmap?which, QPixmap?pixmap)
```
設置像素圖的作用_which_至_pixmap_。
該像素圖所使用的[QWizard](qwizard.html)顯示一個頁面時。其中像素圖實際使用依賴于[wizard style](qwizard.html#wizard-look-and-feel)。
像素圖,也可以使用一個特定的頁面設置[QWizardPage.setPixmap](qwizardpage.html#setPixmap)( ) 。
**See also** [pixmap](qwizard.html#pixmap)( )[QWizardPage.setPixmap](qwizardpage.html#setPixmap)()和[Elements of a Wizard Page](qwizard.html#elements-of-a-wizard-page)。
```
QWizard.setSideWidget (self, QWidget?widget)
```
該_widget_說法有它的所有權轉移給Qt的。
設置給定_widget_要顯示在該向導的左側。對于使用樣式[WatermarkPixmap](qwizard.html#WizardPixmap-enum)([ClassicStyle](qwizard.html#WizardStyle-enum)和[ModernStyle](qwizard.html#WizardStyle-enum))側部件上顯示水印的頂部,對于其它樣式或不設置水印當側部件上顯示該向導的左側。
傳遞0表示無副作用小部件。
當_widget_是不是0精靈reparents它。
任何以前的側部件被隱藏。
您可致電setSideWidget ( )使用相同的部件在不同的時間。
這里設置的所有部件將由向導時,它被摧毀,除非你單獨reparent小部件設置一些對方部件(或0 )后刪除。
默認情況下,無副作用小部件存在。
此功能被引入Qt的4.7 。
**See also** [sideWidget](qwizard.html#sideWidget)( ) 。
```
QWizard.setStartId (self, int?id)
```
```
QWizard.setSubTitleFormat (self, Qt.TextFormat?format)
```
```
QWizard.setTitleFormat (self, Qt.TextFormat?format)
```
```
QWizard.setVisible (self, bool?visible)
```
從重新實現[QWidget.setVisible](qwidget.html#visible-prop)( ) 。
```
QWizard.setWizardStyle (self, WizardStyle?style)
```
```
QWidget QWizard.sideWidget (self)
```
[
返回在向導或0的左側的小部件。
默認情況下,無副作用小部件存在。
此功能被引入Qt的4.7 。
](qwidget.html)
[**See also**](qwidget.html) [setSideWidget](qwizard.html#setSideWidget)( ) 。
```
QSize QWizard.sizeHint (self)
```
[](qsize.html)
[從重新實現](qsize.html)[QWidget.sizeHint](qwidget.html#sizeHint-prop)( ) 。
```
int QWizard.startId (self)
```
```
Qt.TextFormat QWizard.subTitleFormat (self)
```
[
```
bool QWizard.testOption (self, WizardOption?option)
```
返回True如果給定的_option_被啟用,否則返回False 。
](qt.html#TextFormat-enum)
[**See also**](qt.html#TextFormat-enum) [options](qwizard.html#options-prop),[setOption](qwizard.html#setOption)()和[setWizardStyle](qwizard.html#wizardStyle-prop)( ) 。
```
Qt.TextFormat QWizard.titleFormat (self)
```
[
```
bool QWizard.validateCurrentPage (self)
```
](qt.html#TextFormat-enum)
[這個虛函數被調用](qt.html#TextFormat-enum)[QWizard](qwizard.html)當用戶點擊**Next** or **Finish**執行一些最后一分鐘的驗證。如果返回True,則下一個頁面顯示(或向導完成),否則,在當前頁面熬夜。
默認實現調用[QWizardPage.validatePage](qwizardpage.html#validatePage)()對[currentPage](qwizard.html#currentPage)( ) 。
如果可能的話,它通常是更好的風格禁用**Next** or **Finish**按鈕(通過指定[mandatory fields](qwizard.html#mandatory-fields)或通過重新實現[QWizardPage.isComplete](qwizardpage.html#isComplete)( ) ),而不是重新實現validateCurrentPage ( ) 。
**See also** [QWizardPage.validatePage](qwizardpage.html#validatePage)()和[currentPage](qwizard.html#currentPage)( ) 。
```
list-of-int QWizard.visitedPages (self)
```
返回瀏覽過的網頁的ID列表,在其中的網頁被訪問的順序。
Pressing **Back**當前頁面標記為“未訪問”了。
**See also** [hasVisitedPage](qwizard.html#hasVisitedPage)( ) 。
```
WizardStyle QWizard.wizardStyle (self)
```
[
* * *
## Qt Signal Documentation
```
void currentIdChanged (int)
```
這是該信號的默認超載。
這個信號被發射時,當前頁面的變化,與新的當前_id_。
](qwizard.html#WizardStyle-enum)
[**See also**](qwizard.html#WizardStyle-enum) [currentId](qwizard.html#currentId-prop)()和[currentPage](qwizard.html#currentPage)( ) 。
```
void customButtonClicked (int)
```
這是該信號的默認超載。
當用戶點擊自定義按鈕這個信號被發射。_which_可以[CustomButton1](qwizard.html#WizardButton-enum),[CustomButton2](qwizard.html#WizardButton-enum)或[CustomButton3](qwizard.html#WizardButton-enum)。
默認情況下,顯示沒有自定義按鈕。通話[setOption](qwizard.html#setOption)( )與[HaveCustomButton1](qwizard.html#WizardOption-enum),[HaveCustomButton2](qwizard.html#WizardOption-enum)或[HaveCustomButton3](qwizard.html#WizardOption-enum)有一個,并使用[setButtonText](qwizard.html#setButtonText)()或[setButton](qwizard.html#setButton)()來配置它。
**See also** [helpRequested](qwizard.html#helpRequested)( ) 。
```
void helpRequested ()
```
This is the default overload of this signal.
當用戶點擊這個信號被發射的**Help**按鈕。
缺省情況下,**Help**顯示按鈕。調用的SetOption ([HaveHelpButton](qwizard.html#WizardOption-enum),真)有一個。
例如:
```
LicenseWizard.LicenseWizard([QWidget](qwidget.html) *parent)
: [QWizard](qwizard.html)(parent)
{
...
setOption(HaveHelpButton, true);
connect(this, SIGNAL(helpRequested()), this, SLOT(showHelp()));
...
}
void LicenseWizard.showHelp()
{
static [QString](qstring.html) lastHelpMessage;
[QString](qstring.html) message;
switch (currentId()) {
case Page_Intro:
message = tr("The decision you make here will affect which page you "
"get to see next.");
break;
...
default:
message = tr("This help is likely not to be of any help.");
}
[QMessageBox](qmessagebox.html).information(this, tr("License Wizard Help"), message);
}
```
**See also** [customButtonClicked](qwizard.html#customButtonClicked)( ) 。
```
void pageAdded (int)
```
這是該信號的默認超載。
每當一個頁面被添加到向導這個信號被發射。在頁面的_id_作為參數傳遞。
此功能被引入Qt的4.7 。
**See also** [addPage](qwizard.html#addPage)( )[setPage](qwizard.html#setPage)()和[startId](qwizard.html#startId-prop)( ) 。
```
void pageRemoved (int)
```
這是該信號的默認超載。
每當一個頁面被從向導刪除這個信號被發射。在頁面的_id_作為參數傳遞。
此功能被引入Qt的4.7 。
**See also** [removePage](qwizard.html#removePage)()和[startId](qwizard.html#startId-prop)( ) 。
- PyQt4 中文文檔
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- Qt4.7文檔翻譯:Qt樣式單參考,Qt Style Sheets Reference
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- Reference
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