本文整理汇总了Python中calibre.gui2.tweak_book.editor.syntax.base.SyntaxHighlighter类的典型用法代码示例。如果您正苦于以下问题：Python SyntaxHighlighter类的具体用法？Python SyntaxHighlighter怎么用？Python SyntaxHighlighter使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了SyntaxHighlighter类的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: __init__
def __init__(self, parent=None, expected_geometry=(100, 50)):
PlainTextEdit.__init__(self, parent)
self.snippet_manager = SnippetManager(self)
self.completion_popup = CompletionPopup(self)
self.request_completion = self.completion_doc_name = None
self.clear_completion_cache_timer = t = QTimer(self)
t.setInterval(5000), t.timeout.connect(self.clear_completion_cache), t.setSingleShot(True)
self.textChanged.connect(t.start)
self.last_completion_request = -1
self.gutter_width = 0
self.tw = 2
self.expected_geometry = expected_geometry
self.saved_matches = {}
self.syntax = None
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.smarts_highlight_timer = t = QTimer()
t.setInterval(750), t.setSingleShot(True), t.timeout.connect(self.update_extra_selections)
self.highlighter = SyntaxHighlighter()
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)示例2: __init__
def __init__(self, parent=None):
QPlainTextEdit.__init__(self, parent)
self.highlighter = SyntaxHighlighter(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.line_number_area = LineNumbers(self)示例3: __init__
def __init__(self, parent=None):
PlainTextEdit.__init__(self, parent)
self.saved_matches = {}
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.highlighter = SyntaxHighlighter(self)
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.syntax = None示例4: __init__
def __init__(self, parent=None, expected_geometry=(100, 50)):
PlainTextEdit.__init__(self, parent)
self.expected_geometry = expected_geometry
self.saved_matches = {}
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.smarts_highlight_timer = t = QTimer()
t.setInterval(750), t.setSingleShot(True), t.timeout.connect(self.update_extra_selections)
self.highlighter = SyntaxHighlighter()
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.syntax = None示例5: TextEdit
class TextEdit(PlainTextEdit):
link_clicked = pyqtSignal(object)
smart_highlighting_updated = pyqtSignal()
def __init__(self, parent=None, expected_geometry=(100, 50)):
PlainTextEdit.__init__(self, parent)
self.snippet_manager = SnippetManager(self)
self.completion_popup = CompletionPopup(self)
self.request_completion = self.completion_doc_name = None
self.clear_completion_cache_timer = t = QTimer(self)
t.setInterval(5000), t.timeout.connect(self.clear_completion_cache), t.setSingleShot(True)
self.textChanged.connect(t.start)
self.last_completion_request = -1
self.gutter_width = 0
self.tw = 2
self.expected_geometry = expected_geometry
self.saved_matches = {}
self.syntax = None
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.smarts_highlight_timer = t = QTimer()
t.setInterval(750), t.setSingleShot(True), t.timeout.connect(self.update_extra_selections)
self.highlighter = SyntaxHighlighter()
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
@dynamic_property
def is_modified(self):
""" True if the document has been modified since it was loaded or since
the last time is_modified was set to False. """
def fget(self):
return self.document().isModified()
def fset(self, val):
self.document().setModified(bool(val))
return property(fget=fget, fset=fset)
def sizeHint(self):
return self.size_hint
def apply_settings(self, prefs=None, dictionaries_changed=False): # {{{
prefs = prefs or tprefs
self.setAcceptDrops(prefs.get("editor_accepts_drops", True))
self.setLineWrapMode(QPlainTextEdit.WidgetWidth if prefs["editor_line_wrap"] else QPlainTextEdit.NoWrap)
theme = get_theme(prefs["editor_theme"])
self.apply_theme(theme)
w = self.fontMetrics()
self.space_width = w.width(" ")
self.tw = (
self.smarts.override_tab_stop_width
if self.smarts.override_tab_stop_width is not None
else prefs["editor_tab_stop_width"]
)
self.setTabStopWidth(self.tw * self.space_width)
if dictionaries_changed:
self.highlighter.rehighlight()
def apply_theme(self, theme):
self.theme = theme
pal = self.palette()
pal.setColor(pal.Base, theme_color(theme, "Normal", "bg"))
pal.setColor(pal.AlternateBase, theme_color(theme, "CursorLine", "bg"))
pal.setColor(pal.Text, theme_color(theme, "Normal", "fg"))
pal.setColor(pal.Highlight, theme_color(theme, "Visual", "bg"))
pal.setColor(pal.HighlightedText, theme_color(theme, "Visual", "fg"))
self.setPalette(pal)
self.tooltip_palette = pal = QPalette()
pal.setColor(pal.ToolTipBase, theme_color(theme, "Tooltip", "bg"))
pal.setColor(pal.ToolTipText, theme_color(theme, "Tooltip", "fg"))
self.line_number_palette = pal = QPalette()
pal.setColor(pal.Base, theme_color(theme, "LineNr", "bg"))
pal.setColor(pal.Text, theme_color(theme, "LineNr", "fg"))
pal.setColor(pal.BrightText, theme_color(theme, "LineNrC", "fg"))
self.match_paren_format = theme_format(theme, "MatchParen")
font = self.font()
ff = tprefs["editor_font_family"]
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs["editor_font_size"])
self.tooltip_font = QFont(font)
self.tooltip_font.setPointSize(font.pointSize() - 1)
self.setFont(font)
self.highlighter.apply_theme(theme)
w = self.fontMetrics()
self.number_width = max(map(lambda x: w.width(str(x)), xrange(10)))
self.size_hint = QSize(self.expected_geometry[0] * w.averageCharWidth(), self.expected_geometry[1] * w.height())
self.highlight_color = theme_color(theme, "HighlightRegion", "bg")
self.highlight_cursor_line()
self.completion_popup.clear_caches(), self.completion_popup.update()
# }}}
#.........这里部分代码省略.........
示例6: TextEdit
class TextEdit(PlainTextEdit):
def __init__(self, parent=None):
PlainTextEdit.__init__(self, parent)
self.saved_matches = {}
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.highlighter = SyntaxHighlighter(self)
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.syntax = None
@dynamic_property
def is_modified(self):
''' True if the document has been modified since it was loaded or since
the last time is_modified was set to False. '''
def fget(self):
return self.document().isModified()
def fset(self, val):
self.document().setModified(bool(val))
return property(fget=fget, fset=fset)
def sizeHint(self):
return self.size_hint
def apply_settings(self, prefs=None): # {{{
prefs = prefs or tprefs
self.setLineWrapMode(QPlainTextEdit.WidgetWidth if prefs['editor_line_wrap'] else QPlainTextEdit.NoWrap)
theme = THEMES.get(prefs['editor_theme'], None)
if theme is None:
theme = THEMES[default_theme()]
self.apply_theme(theme)
w = self.fontMetrics()
self.space_width = w.width(' ')
self.setTabStopWidth(prefs['editor_tab_stop_width'] * self.space_width)
def apply_theme(self, theme):
self.theme = theme
pal = self.palette()
pal.setColor(pal.Base, theme_color(theme, 'Normal', 'bg'))
pal.setColor(pal.AlternateBase, theme_color(theme, 'CursorLine', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'Normal', 'fg'))
pal.setColor(pal.Highlight, theme_color(theme, 'Visual', 'bg'))
pal.setColor(pal.HighlightedText, theme_color(theme, 'Visual', 'fg'))
self.setPalette(pal)
self.tooltip_palette = pal = QPalette()
pal.setColor(pal.ToolTipBase, theme_color(theme, 'Tooltip', 'bg'))
pal.setColor(pal.ToolTipText, theme_color(theme, 'Tooltip', 'fg'))
self.line_number_palette = pal = QPalette()
pal.setColor(pal.Base, theme_color(theme, 'LineNr', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'LineNr', 'fg'))
pal.setColor(pal.BrightText, theme_color(theme, 'LineNrC', 'fg'))
self.match_paren_format = theme_format(theme, 'MatchParen')
font = self.font()
ff = tprefs['editor_font_family']
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs['editor_font_size'])
self.tooltip_font = QFont(font)
self.tooltip_font.setPointSize(font.pointSize() - 1)
self.setFont(font)
self.highlighter.apply_theme(theme)
w = self.fontMetrics()
self.number_width = max(map(lambda x:w.width(str(x)), xrange(10)))
self.size_hint = QSize(100 * w.averageCharWidth(), 50 * w.height())
self.highlight_color = theme_color(theme, 'HighlightRegion', 'bg')
self.highlight_cursor_line()
# }}}
def load_text(self, text, syntax='html', process_template=False):
self.syntax = syntax
self.highlighter = get_highlighter(syntax)(self)
self.highlighter.apply_theme(self.theme)
self.highlighter.setDocument(self.document())
sclass = {'html':HTMLSmarts, 'xml':HTMLSmarts}.get(syntax, None)
if sclass is not None:
self.smarts = sclass(self)
self.setPlainText(unicodedata.normalize('NFC', text))
if process_template and QPlainTextEdit.find(self, '%CURSOR%'):
c = self.textCursor()
c.insertText('')
def replace_text(self, text):
c = self.textCursor()
pos = c.position()
c.beginEditBlock()
c.clearSelection()
c.select(c.Document)
c.insertText(unicodedata.normalize('NFC', text))
c.endEditBlock()
c.setPosition(min(pos, len(text)))
self.setTextCursor(c)
self.ensureCursorVisible()
#.........这里部分代码省略.........
示例7: TextEdit
class TextEdit(QPlainTextEdit):
def __init__(self, parent=None):
QPlainTextEdit.__init__(self, parent)
self.highlighter = SyntaxHighlighter(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.line_number_area = LineNumbers(self)
@dynamic_property
def is_modified(self):
''' True if the document has been modified since it was loaded or since
the last time is_modified was set to False. '''
def fget(self):
return self.document().isModified()
def fset(self, val):
self.document().setModified(bool(val))
return property(fget=fget, fset=fset)
def sizeHint(self):
return self.size_hint
def apply_settings(self, prefs=None): # {{{
prefs = prefs or tprefs
self.setLineWrapMode(QPlainTextEdit.WidgetWidth if prefs['editor_line_wrap'] else QPlainTextEdit.NoWrap)
theme = THEMES.get(prefs['editor_theme'], None)
if theme is None:
theme = THEMES[default_theme()]
self.apply_theme(theme)
def apply_theme(self, theme):
self.theme = theme
pal = self.palette()
pal.setColor(pal.Base, theme_color(theme, 'Normal', 'bg'))
pal.setColor(pal.AlternateBase, theme_color(theme, 'CursorLine', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'Normal', 'fg'))
pal.setColor(pal.Highlight, theme_color(theme, 'Visual', 'bg'))
pal.setColor(pal.HighlightedText, theme_color(theme, 'Visual', 'fg'))
self.setPalette(pal)
self.tooltip_palette = pal = QPalette()
pal.setColor(pal.ToolTipBase, theme_color(theme, 'Tooltip', 'bg'))
pal.setColor(pal.ToolTipText, theme_color(theme, 'Tooltip', 'fg'))
self.line_number_palette = pal = QPalette()
pal.setColor(pal.Base, theme_color(theme, 'LineNr', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'LineNr', 'fg'))
pal.setColor(pal.BrightText, theme_color(theme, 'LineNrC', 'fg'))
font = self.font()
ff = tprefs['editor_font_family']
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs['editor_font_size'])
self.tooltip_font = QFont(font)
self.tooltip_font.setPointSize(font.pointSize() - 1)
self.setFont(font)
self.highlighter.apply_theme(theme)
w = self.fontMetrics()
self.number_width = max(map(lambda x:w.width(str(x)), xrange(10)))
self.size_hint = QSize(100 * w.averageCharWidth(), 50 * w.height())
# }}}
def load_text(self, text, syntax='html'):
self.highlighter = {'html':HTMLHighlighter, 'css':CSSHighlighter, 'xml':XMLHighlighter}.get(syntax, SyntaxHighlighter)(self)
self.highlighter.apply_theme(self.theme)
self.highlighter.setDocument(self.document())
self.setPlainText(text)
def replace_text(self, text):
c = self.textCursor()
pos = c.position()
c.beginEditBlock()
c.clearSelection()
c.select(c.Document)
c.insertText(text)
c.endEditBlock()
c.setPosition(min(pos, len(text)))
self.setTextCursor(c)
self.ensureCursorVisible()
# Line numbers and cursor line {{{
def highlight_cursor_line(self):
sel = QTextEdit.ExtraSelection()
sel.format.setBackground(self.palette().alternateBase())
sel.format.setProperty(QTextFormat.FullWidthSelection, True)
sel.cursor = self.textCursor()
sel.cursor.clearSelection()
self.setExtraSelections([sel])
# Update the cursor line's line number in the line number area
try:
self.line_number_area.update(0, self.last_current_lnum[0], self.line_number_area.width(), self.last_current_lnum[1])
except AttributeError:
pass
block = self.textCursor().block()
top = int(self.blockBoundingGeometry(block).translated(self.contentOffset()).top())
height = int(self.blockBoundingRect(block).height())
self.line_number_area.update(0, top, self.line_number_area.width(), height)
#.........这里部分代码省略.........
示例8: TextEdit
class TextEdit(PlainTextEdit):
def __init__(self, parent=None):
PlainTextEdit.__init__(self, parent)
self.saved_matches = {}
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.smarts_highlight_timer = t = QTimer()
t.setInterval(750), t.setSingleShot(True), t.timeout.connect(self.update_extra_selections)
self.highlighter = SyntaxHighlighter()
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
self.syntax = None
@dynamic_property
def is_modified(self):
""" True if the document has been modified since it was loaded or since
the last time is_modified was set to False. """
def fget(self):
return self.document().isModified()
def fset(self, val):
self.document().setModified(bool(val))
return property(fget=fget, fset=fset)
def sizeHint(self):
return self.size_hint
def apply_settings(self, prefs=None, dictionaries_changed=False): # {{{
prefs = prefs or tprefs
self.setLineWrapMode(QPlainTextEdit.WidgetWidth if prefs["editor_line_wrap"] else QPlainTextEdit.NoWrap)
theme = get_theme(prefs["editor_theme"])
self.apply_theme(theme)
w = self.fontMetrics()
self.space_width = w.width(" ")
self.setTabStopWidth(prefs["editor_tab_stop_width"] * self.space_width)
if dictionaries_changed:
self.highlighter.rehighlight()
def apply_theme(self, theme):
self.theme = theme
pal = self.palette()
pal.setColor(pal.Base, theme_color(theme, "Normal", "bg"))
pal.setColor(pal.AlternateBase, theme_color(theme, "CursorLine", "bg"))
pal.setColor(pal.Text, theme_color(theme, "Normal", "fg"))
pal.setColor(pal.Highlight, theme_color(theme, "Visual", "bg"))
pal.setColor(pal.HighlightedText, theme_color(theme, "Visual", "fg"))
self.setPalette(pal)
self.tooltip_palette = pal = QPalette()
pal.setColor(pal.ToolTipBase, theme_color(theme, "Tooltip", "bg"))
pal.setColor(pal.ToolTipText, theme_color(theme, "Tooltip", "fg"))
self.line_number_palette = pal = QPalette()
pal.setColor(pal.Base, theme_color(theme, "LineNr", "bg"))
pal.setColor(pal.Text, theme_color(theme, "LineNr", "fg"))
pal.setColor(pal.BrightText, theme_color(theme, "LineNrC", "fg"))
self.match_paren_format = theme_format(theme, "MatchParen")
font = self.font()
ff = tprefs["editor_font_family"]
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs["editor_font_size"])
self.tooltip_font = QFont(font)
self.tooltip_font.setPointSize(font.pointSize() - 1)
self.setFont(font)
self.highlighter.apply_theme(theme)
w = self.fontMetrics()
self.number_width = max(map(lambda x: w.width(str(x)), xrange(10)))
self.size_hint = QSize(100 * w.averageCharWidth(), 50 * w.height())
self.highlight_color = theme_color(theme, "HighlightRegion", "bg")
self.highlight_cursor_line()
# }}}
def load_text(self, text, syntax="html", process_template=False):
self.syntax = syntax
self.highlighter = get_highlighter(syntax)()
self.highlighter.apply_theme(self.theme)
self.highlighter.set_document(self.document())
sclass = {"html": HTMLSmarts, "xml": HTMLSmarts, "css": CSSSmarts}.get(syntax, None)
if sclass is not None:
self.smarts = sclass(self)
self.setPlainText(unicodedata.normalize("NFC", text))
if process_template and QPlainTextEdit.find(self, "%CURSOR%"):
c = self.textCursor()
c.insertText("")
def replace_text(self, text):
c = self.textCursor()
pos = c.position()
c.beginEditBlock()
c.clearSelection()
c.select(c.Document)
c.insertText(unicodedata.normalize("NFC", text))
#.........这里部分代码省略.........
示例9: TextEdit
class TextEdit(QPlainTextEdit):
def __init__(self, parent=None):
QPlainTextEdit.__init__(self, parent)
self.current_cursor_line = None
self.current_search_mark = None
self.highlighter = SyntaxHighlighter(self)
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.selectionChanged.connect(self.selection_changed)
self.updateRequest.connect(self.update_line_number_area)
self.syntax = None
@dynamic_property
def is_modified(self):
''' True if the document has been modified since it was loaded or since
the last time is_modified was set to False. '''
def fget(self):
return self.document().isModified()
def fset(self, val):
self.document().setModified(bool(val))
return property(fget=fget, fset=fset)
@property
def selected_text(self):
return unicodedata.normalize('NFC', unicode(self.textCursor().selectedText()).replace(PARAGRAPH_SEPARATOR, '\n'))
def sizeHint(self):
return self.size_hint
def apply_settings(self, prefs=None): # {{{
prefs = prefs or tprefs
self.setLineWrapMode(QPlainTextEdit.WidgetWidth if prefs['editor_line_wrap'] else QPlainTextEdit.NoWrap)
theme = THEMES.get(prefs['editor_theme'], None)
if theme is None:
theme = THEMES[default_theme()]
self.apply_theme(theme)
w = self.fontMetrics()
self.space_width = w.width(' ')
self.setTabStopWidth(prefs['editor_tab_stop_width'] * self.space_width)
def apply_theme(self, theme):
self.theme = theme
pal = self.palette()
pal.setColor(pal.Base, theme_color(theme, 'Normal', 'bg'))
pal.setColor(pal.AlternateBase, theme_color(theme, 'CursorLine', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'Normal', 'fg'))
pal.setColor(pal.Highlight, theme_color(theme, 'Visual', 'bg'))
pal.setColor(pal.HighlightedText, theme_color(theme, 'Visual', 'fg'))
self.setPalette(pal)
self.tooltip_palette = pal = QPalette()
pal.setColor(pal.ToolTipBase, theme_color(theme, 'Tooltip', 'bg'))
pal.setColor(pal.ToolTipText, theme_color(theme, 'Tooltip', 'fg'))
self.line_number_palette = pal = QPalette()
pal.setColor(pal.Base, theme_color(theme, 'LineNr', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'LineNr', 'fg'))
pal.setColor(pal.BrightText, theme_color(theme, 'LineNrC', 'fg'))
font = self.font()
ff = tprefs['editor_font_family']
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs['editor_font_size'])
self.tooltip_font = QFont(font)
self.tooltip_font.setPointSize(font.pointSize() - 1)
self.setFont(font)
self.highlighter.apply_theme(theme)
w = self.fontMetrics()
self.number_width = max(map(lambda x:w.width(str(x)), xrange(10)))
self.size_hint = QSize(100 * w.averageCharWidth(), 50 * w.height())
self.highlight_color = theme_color(theme, 'HighlightRegion', 'bg')
self.highlight_cursor_line()
# }}}
def toPlainText(self):
# QPlainTextEdit's toPlainText implementation replaces nbsp with normal
# space, so we re-implement it using QTextCursor, which does not do
# that
c = self.textCursor()
c.clearSelection()
c.movePosition(c.Start)
c.movePosition(c.End, c.KeepAnchor)
return c.selectedText().replace(PARAGRAPH_SEPARATOR, '\n')
@pyqtSlot()
def copy(self):
# Workaround Qt replacing nbsp with normal spaces on copy
c = self.textCursor()
if not c.hasSelection():
return
md = QMimeData()
md.setText(self.selected_text)
QApplication.clipboard().setMimeData(md)
@pyqtSlot()
def cut(self):
# Workaround Qt replacing nbsp with normal spaces on copy
#.........这里部分代码省略.........
示例10: TextEdit
class TextEdit(PlainTextEdit):
link_clicked = pyqtSignal(object)
smart_highlighting_updated = pyqtSignal()
def __init__(self, parent=None, expected_geometry=(100, 50)):
PlainTextEdit.__init__(self, parent)
self.gutter_width = 0
self.tw = 2
self.expected_geometry = expected_geometry
self.saved_matches = {}
self.syntax = None
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.smarts_highlight_timer = t = QTimer()
t.setInterval(750), t.setSingleShot(True), t.timeout.connect(self.update_extra_selections)
self.highlighter = SyntaxHighlighter()
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
@dynamic_property
def is_modified(self):
''' True if the document has been modified since it was loaded or since
the last time is_modified was set to False. '''
def fget(self):
return self.document().isModified()
def fset(self, val):
self.document().setModified(bool(val))
return property(fget=fget, fset=fset)
def sizeHint(self):
return self.size_hint
def apply_settings(self, prefs=None, dictionaries_changed=False): # {{{
prefs = prefs or tprefs
self.setLineWrapMode(QPlainTextEdit.WidgetWidth if prefs['editor_line_wrap'] else QPlainTextEdit.NoWrap)
theme = get_theme(prefs['editor_theme'])
self.apply_theme(theme)
w = self.fontMetrics()
self.space_width = w.width(' ')
self.tw = self.smarts.override_tab_stop_width if self.smarts.override_tab_stop_width is not None else prefs['editor_tab_stop_width']
self.setTabStopWidth(self.tw * self.space_width)
if dictionaries_changed:
self.highlighter.rehighlight()
def apply_theme(self, theme):
self.theme = theme
pal = self.palette()
pal.setColor(pal.Base, theme_color(theme, 'Normal', 'bg'))
pal.setColor(pal.AlternateBase, theme_color(theme, 'CursorLine', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'Normal', 'fg'))
pal.setColor(pal.Highlight, theme_color(theme, 'Visual', 'bg'))
pal.setColor(pal.HighlightedText, theme_color(theme, 'Visual', 'fg'))
self.setPalette(pal)
self.tooltip_palette = pal = QPalette()
pal.setColor(pal.ToolTipBase, theme_color(theme, 'Tooltip', 'bg'))
pal.setColor(pal.ToolTipText, theme_color(theme, 'Tooltip', 'fg'))
self.line_number_palette = pal = QPalette()
pal.setColor(pal.Base, theme_color(theme, 'LineNr', 'bg'))
pal.setColor(pal.Text, theme_color(theme, 'LineNr', 'fg'))
pal.setColor(pal.BrightText, theme_color(theme, 'LineNrC', 'fg'))
self.match_paren_format = theme_format(theme, 'MatchParen')
font = self.font()
ff = tprefs['editor_font_family']
if ff is None:
ff = default_font_family()
font.setFamily(ff)
font.setPointSize(tprefs['editor_font_size'])
self.tooltip_font = QFont(font)
self.tooltip_font.setPointSize(font.pointSize() - 1)
self.setFont(font)
self.highlighter.apply_theme(theme)
w = self.fontMetrics()
self.number_width = max(map(lambda x:w.width(str(x)), xrange(10)))
self.size_hint = QSize(self.expected_geometry[0] * w.averageCharWidth(), self.expected_geometry[1] * w.height())
self.highlight_color = theme_color(theme, 'HighlightRegion', 'bg')
self.highlight_cursor_line()
# }}}
def load_text(self, text, syntax='html', process_template=False, doc_name=None):
self.syntax = syntax
self.highlighter = get_highlighter(syntax)()
self.highlighter.apply_theme(self.theme)
self.highlighter.set_document(self.document(), doc_name=doc_name)
sclass = get_smarts(syntax)
if sclass is not None:
self.smarts = sclass(self)
if self.smarts.override_tab_stop_width is not None:
self.tw = self.smarts.override_tab_stop_width
self.setTabStopWidth(self.tw * self.space_width)
self.setPlainText(unicodedata.normalize('NFC', unicode(text)))
if process_template and QPlainTextEdit.find(self, '%CURSOR%'):
c = self.textCursor()
c.insertText('')
#.........这里部分代码省略.........
示例11: TextEdit
class TextEdit(PlainTextEdit):
link_clicked = pyqtSignal(object)
smart_highlighting_updated = pyqtSignal()
def __init__(self, parent=None, expected_geometry=(100, 50)):
PlainTextEdit.__init__(self, parent)
self.snippet_manager = SnippetManager(self)
self.completion_popup = CompletionPopup(self)
self.request_completion = self.completion_doc_name = None
self.clear_completion_cache_timer = t = QTimer(self)
t.setInterval(5000), t.timeout.connect(self.clear_completion_cache), t.setSingleShot(True)
self.textChanged.connect(t.start)
self.last_completion_request = -1
self.gutter_width = 0
self.tw = 2
self.expected_geometry = expected_geometry
self.saved_matches = {}
self.syntax = None
self.smarts = NullSmarts(self)
self.current_cursor_line = None
self.current_search_mark = None
self.smarts_highlight_timer = t = QTimer()
t.setInterval(750), t.setSingleShot(True), t.timeout.connect(self.update_extra_selections)
self.highlighter = SyntaxHighlighter()
self.line_number_area = LineNumbers(self)
self.apply_settings()
self.setMouseTracking(True)
self.cursorPositionChanged.connect(self.highlight_cursor_line)
self.blockCountChanged[int].connect(self.update_line_number_area_width)
self.updateRequest.connect(self.update_line_number_area)
def get_droppable_files(self, md):
def is_mt_ok(mt):
return self.syntax == 'html' and (
mt in OEB_DOCS or mt in OEB_STYLES or mt.startswith('image/')
)
if md.hasFormat(CONTAINER_DND_MIMETYPE):
for line in as_unicode(bytes(md.data(CONTAINER_DND_MIMETYPE))).splitlines():
mt = current_container().mime_map.get(line, 'application/octet-stream')
if is_mt_ok(mt):
yield line, mt, True
return
for qurl in md.urls():
if qurl.isLocalFile() and os.access(qurl.toLocalFile(), os.R_OK):
path = qurl.toLocalFile()
mt = guess_type(path)
if is_mt_ok(mt):
yield path, mt, False
def canInsertFromMimeData(self, md):
if md.hasText() or (md.hasHtml() and self.syntax == 'html') or md.hasImage():
return True
elif tuple(self.get_droppable_files(md)):
return True
return False
def insertFromMimeData(self, md):
files = tuple(self.get_droppable_files(md))
base = self.highlighter.doc_name or None
def get_name(name):
folder = get_recommended_folders(current_container(), (name,))[name] or ''
if folder:
folder += '/'
return folder + name
def get_href(name):
return current_container().name_to_href(name, base)
def insert_text(text):
c = self.textCursor()
c.insertText(text)
self.setTextCursor(c)
self.ensureCursorVisible()
def add_file(name, data, mt=None):
from calibre.gui2.tweak_book.boss import get_boss
name = current_container().add_file(name, data, media_type=mt, modify_name_if_needed=True)
get_boss().refresh_file_list()
return name
if files:
for path, mt, is_name in files:
if is_name:
name = path
else:
name = get_name(os.path.basename(path))
with lopen(path, 'rb') as f:
name = add_file(name, f.read(), mt)
href = get_href(name)
if mt.startswith('image/'):
self.insert_image(href)
elif mt in OEB_STYLES:
insert_text('<link href="{}" rel="stylesheet" type="text/css"/>'.format(href))
elif mt in OEB_DOCS:
self.insert_hyperlink(href, name)
self.ensureCursorVisible()
#.........这里部分代码省略.........