PySide.QtGui.QTextDocumentFragment class represents a piece of formatted text from a PySide.QtGui.QTextDocument .
A PySide.QtGui.QTextDocumentFragment is a fragment of rich text, that can be inserted into a PySide.QtGui.QTextDocument . A document fragment can be created from a PySide.QtGui.QTextDocument , from a PySide.QtGui.QTextCursor ‘s selection, or from another document fragment. Document fragments can also be created by the static functions, PySide.QtGui.QTextDocumentFragment.fromPlainText() and PySide.QtGui.QTextDocumentFragment.fromHtml() .
The contents of a document fragment can be obtained as plain text by using the PySide.QtGui.QTextDocumentFragment.toPlainText() function, or it can be obtained as HTML with PySide.QtGui.QTextDocumentFragment.toHtml() .
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构造空 PySide.QtGui.QTextDocumentFragment .
创建 PySide.QtGui.QTextDocumentFragment 从 cursor ‘s selection. If the cursor doesn't have a selection, the created fragment is empty.
转换给定 document 成 PySide.QtGui.QTextDocumentFragment 。注意， PySide.QtGui.QTextDocumentFragment only stores the document contents, not meta information like the document's title.
拷贝构造函数。创建副本针对 other 片段。
| 参数： | html – unicode |
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| 返回类型： | PySide.QtGui.QTextDocumentFragment |
返回 PySide.QtGui.QTextDocumentFragment based on the arbitrary piece of HTML in the given text . The formatting is preserved as much as possible; for example, “<b>bold</b>” will become a document fragment with the text “bold” with a bold character format.
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返回 PySide.QtGui.QTextDocumentFragment based on the arbitrary piece of HTML in the given text . The formatting is preserved as much as possible; for example, “<b>bold</b>” will become a document fragment with the text “bold” with a bold character format.
If the provided HTML contains references to external resources such as imported style sheets, then they will be loaded through the resourceProvider .
| 参数： | plainText – unicode |
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| 返回类型： | PySide.QtGui.QTextDocumentFragment |
Returns a document fragment that contains the given plainText .
When inserting such a fragment into a PySide.QtGui.QTextDocument the current char format of the PySide.QtGui.QTextCursor used for insertion is used as format for the text.
| 返回类型： | PySide.QtCore.bool |
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Returns true if the fragment is empty; otherwise returns false.
| 参数： | encoding – PySide.QtCore.QByteArray |
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| 返回类型： | unicode |
Returns the contents of the document fragment as HTML, using the specified encoding (e.g., “UTF-8”, “ISO 8859-1”).
| 返回类型： | unicode |
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这是重载函数。
| 返回类型： | unicode |
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Returns the document fragment's text as plain text (i.e. with no formatting information).
