X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7d76fbd5a1ae1e8cab3c4a49c5e93cc9952a5aab..5b88a837ba75928cd3835a6b97ae2bf5ad983a6e:/interface/wx/textctrl.h diff --git a/interface/wx/textctrl.h b/interface/wx/textctrl.h index e9ac22eab8..a8178169ea 100644 --- a/interface/wx/textctrl.h +++ b/interface/wx/textctrl.h @@ -847,7 +847,10 @@ public: A text control allows text to be displayed and edited. - It may be single line or multi-line. + It may be single line or multi-line. Notice that a lot of methods of the + text controls are found in the base wxTextEntry class which is a common + base class for wxTextCtrl and other controls using a single line text entry + field (e.g. wxComboBox). @beginStyleTable @style{wxTE_PROCESS_ENTER} @@ -860,7 +863,9 @@ public: instead. For the control created with this style, you can still use Ctrl-Enter to pass to the next control from the keyboard. @style{wxTE_MULTILINE} - The text control allows multiple lines. + The text control allows multiple lines. If this style is not + specified, line break characters should not be used in the controls + value. @style{wxTE_PASSWORD} The text will be echoed as asterisks. @style{wxTE_READONLY} @@ -1042,7 +1047,7 @@ public: wxID_REDO. The associated UI update events are also processed automatically, when the control has the focus. - @beginEventTable{wxCommandEvent} + @beginEventEmissionTable{wxCommandEvent} @event{EVT_TEXT(id, func)} Respond to a wxEVT_COMMAND_TEXT_UPDATED event, generated when the text changes. Notice that this event will be sent when the text controls @@ -1068,7 +1073,8 @@ public: @see wxTextCtrl::Create, wxValidator */ -class wxTextCtrl : public wxControl +class wxTextCtrl : public wxControl, + public wxTextEntry { public: /** @@ -1119,123 +1125,6 @@ public: */ virtual ~wxTextCtrl(); - /** - Appends the text to the end of the text control. - - @param text - Text to write to the text control. - - @remarks - After the text is appended, the insertion point will be at the - end of the text control. If this behaviour is not desired, the - programmer should use GetInsertionPoint() and SetInsertionPoint(). - - @see WriteText() - */ - virtual void AppendText(const wxString& text); - - /** - Call this function to enable auto-completion of the text typed in a - single-line text control using the given @a choices. - - Notice that currently this function is only implemented in wxGTK2 and - wxMSW ports and does nothing under the other platforms. - - @since 2.9.0 - - @return - @true if the auto-completion was enabled or @false if the operation - failed, typically because auto-completion is not supported by the - current platform. - - @see AutoCompleteFileNames() - */ - virtual bool AutoComplete(const wxArrayString& choices); - - /** - Call this function to enable auto-completion of the text typed in a - single-line text control using all valid file system paths. - - Notice that currently this function is only implemented in wxGTK2 port - and does nothing under the other platforms. - - @since 2.9.0 - - @return - @true if the auto-completion was enabled or @false if the operation - failed, typically because auto-completion is not supported by the - current platform. - - @see AutoComplete() - */ - virtual bool AutoCompleteFileNames(); - - /** - Returns @true if the selection can be copied to the clipboard. - */ - virtual bool CanCopy() const; - - /** - Returns @true if the selection can be cut to the clipboard. - */ - virtual bool CanCut() const; - - /** - Returns @true if the contents of the clipboard can be pasted into the - text control. - - On some platforms (Motif, GTK) this is an approximation and returns - @true if the control is editable, @false otherwise. - */ - virtual bool CanPaste() const; - - /** - Returns @true if there is a redo facility available and the last - operation can be redone. - */ - virtual bool CanRedo() const; - - /** - Returns @true if there is an undo facility available and the last - operation can be undone. - */ - virtual bool CanUndo() const; - - /** - Sets the new text control value. - - It also marks the control as not-modified which means that IsModified() - would return @false immediately after the call to SetValue(). - - The insertion point is set to the start of the control (i.e. position - 0) by this function. - - This functions does not generate the @c wxEVT_COMMAND_TEXT_UPDATED - event but otherwise is identical to SetValue(). - - See @ref overview_eventhandling_prog for more information. - - @since 2.7.1 - - @param value - The new value to set. It may contain newline characters if the text - control is multi-line. - */ - virtual void ChangeValue(const wxString& value); - - /** - Clears the text in the control. - - Note that this function will generate a @c wxEVT_COMMAND_TEXT_UPDATED - event, i.e. its effect is identical to calling @c SetValue(""). - */ - virtual void Clear(); - - /** - Copies the selected text to the clipboard. - */ - virtual void Copy(); - /** Creates the text control for two-step construction. @@ -1262,7 +1151,7 @@ public: virtual void DiscardEdits(); /** - This functions inserts into the control the character which would have + This function inserts into the control the character which would have been inserted if the given key event had occurred in the text control. The @a event object should be the same as the one passed to @c EVT_KEY_DOWN @@ -1281,35 +1170,6 @@ public: */ virtual const wxTextAttr& GetDefaultStyle() const; - /** - Returns the insertion point, or cursor, position. - - This is defined as the zero based index of the character position to - the right of the insertion point. For example, if the insertion point - is at the end of the single-line text control, it is equal to both - GetLastPosition() and @c "GetValue().Length()" (but notice that the latter - equality is not necessarily true for multiline edit controls which may - use multiple new line characters). - - The following code snippet safely returns the character at the insertion - point or the zero character if the point is at the end of the control. - - @code - char GetCurrentChar(wxTextCtrl *tc) { - if (tc->GetInsertionPoint() == tc->GetLastPosition()) - return '\0'; - return tc->GetValue[tc->GetInsertionPoint()]; - } - @endcode - */ - virtual long GetInsertionPoint() const; - - /** - Returns the zero based index of the last position in the text control, - which is equal to the number of characters in the control. - */ - virtual wxTextPos GetLastPosition() const; - /** Gets the length of the specified line, not including any trailing newline character(s). @@ -1353,43 +1213,6 @@ public: */ virtual int GetNumberOfLines() const; - /** - Returns the string containing the text starting in the positions - @a from and up to @a to in the control. - - The positions must have been returned by another wxTextCtrl method. - Please note that the positions in a multiline wxTextCtrl do @b not - correspond to the indices in the string returned by GetValue() because - of the different new line representations (@c CR or @c CR LF) and so - this method should be used to obtain the correct results instead of - extracting parts of the entire value. It may also be more efficient, - especially if the control contains a lot of data. - */ - virtual wxString GetRange(long from, long to) const; - - /** - Gets the current selection span. - - If the returned values are equal, there was no selection. Please note - that the indices returned may be used with the other wxTextCtrl methods - but don't necessarily represent the correct indices into the string - returned by GetValue() for multiline controls under Windows (at least,) - you should use GetStringSelection() to get the selected text. - - @param from - The returned first position. - @param to - The returned last position. - */ - virtual void GetSelection(long* from, long* to) const; - - /** - Gets the text currently selected in the control. - - If there is no selection, the returned string is empty. - */ - virtual wxString GetStringSelection() const; - /** Returns the style at this position in the text control. @@ -1403,15 +1226,6 @@ public: */ virtual bool GetStyle(long position, wxTextAttr& style); - /** - Gets the contents of the control. - - Notice that for a multiline text control, the lines will be separated - by (Unix-style) @c \\n characters, even under Windows where they are - separated by a @c \\r\\n sequence in the native control. - */ - virtual wxString GetValue() const; - /** This function finds the character at the specified position expressed in pixels. @@ -1428,25 +1242,6 @@ public: wxTextCoord col, wxTextCoord row) const; - /** - Returns @true if the controls contents may be edited by user (note that - it always can be changed by the program). - - In other words, this functions returns @true if the control hasn't been - put in read-only mode by a previous call to SetEditable(). - */ - virtual bool IsEditable() const; - - /** - Returns @true if the control is currently empty. - - This is the same as @c GetValue().empty() but can be much more - efficient for the multiline controls containing big amounts of text. - - @since 2.7.1 - */ - virtual bool IsEmpty() const; - /** Returns @true if the text has been modified by user. @@ -1504,11 +1299,6 @@ public: */ void OnDropFiles(wxDropFilesEvent& event); - /** - Pastes text from the clipboard to the text item. - */ - virtual void Paste(); - /** Converts given position to a zero-based column, line number pair. @@ -1527,44 +1317,6 @@ public: */ virtual bool PositionToXY(long pos, long* x, long* y) const; - /** - If there is a redo facility and the last operation can be redone, - redoes the last operation. - - Does nothing if there is no redo facility. - */ - virtual void Redo(); - - /** - Removes the text starting at the first given position up to - (but not including) the character at the last position. - - This function puts the current insertion point position at @a to as a - side effect. - - @param from - The first position. - @param to - The last position. - */ - virtual void Remove(long from, long to); - - /** - Replaces the text starting at the first position up to - (but not including) the character at the last position with the given text. - - This function puts the current insertion point position at @a to as a - side effect. - - @param from - The first position. - @param to - The last position. - @param value - The value to replace the existing text with. - */ - virtual void Replace(long from, long to, const wxString& value); - /** Saves the contents of the control in a text file. @@ -1603,53 +1355,6 @@ public: */ virtual bool SetDefaultStyle(const wxTextAttr& style); - /** - Makes the text item editable or read-only, overriding the - @b wxTE_READONLY flag. - - @param editable - If @true, the control is editable. If @false, the control is - read-only. - - @see IsEditable() - */ - virtual void SetEditable(bool editable); - - /** - Sets the insertion point at the given position. - - @param pos - Position to set, in the range from 0 to GetLastPosition() inclusive. - */ - virtual void SetInsertionPoint(long pos); - - /** - Sets the insertion point at the end of the text control. - - This is equivalent to calling wxTextCtrl::SetInsertionPoint() with - wxTextCtrl::GetLastPosition() argument. - */ - virtual void SetInsertionPointEnd(); - - /** - This function sets the maximum number of characters the user can enter - into the control. - - In other words, it allows to limit the text value length to @a len not - counting the terminating @c NUL character. - - If @a len is 0, the previously set max length limit, if any, is discarded - and the user may enter as much text as the underlying native text control widget - supports (typically at least 32Kb). - If the user tries to enter more characters into the text control when it - already is filled up to the maximal length, a @c wxEVT_COMMAND_TEXT_MAXLEN - event is sent to notify the program about it (giving it the possibility - to show an explanatory message, for example) and the extra input is discarded. - - Note that in wxGTK this function may only be used with single line text controls. - */ - virtual void SetMaxLength(unsigned long len); - /** Marks the control as being modified by the user or not. @@ -1657,31 +1362,6 @@ public: */ void SetModified(bool modified); - /** - Selects the text starting at the first position up to (but not - including) the character at the last position. - - If both parameters are equal to -1 all text in the control is selected. - - Notice that the insertion point will be moved to @a from by this - function. - - @param from - The first position. - @param to - The last position. - - @see SelectAll() - */ - virtual void SetSelection(long from, long to); - - /** - Selects all text in the control. - - @see SetSelection() - */ - virtual void SelectAll(); - /** Changes the style of the given range. @@ -1703,25 +1383,6 @@ public: */ virtual bool SetStyle(long start, long end, const wxTextAttr& style); - /** - Sets the new text control value. - - It also marks the control as not-modified which means that IsModified() - would return @false immediately after the call to SetValue(). - - The insertion point is set to the start of the control (i.e. position - 0) by this function. - - Note that, unlike most other functions changing the controls values, - this function generates a @c wxEVT_COMMAND_TEXT_UPDATED event. To avoid - this you can use ChangeValue() instead. - - @param value - The new value to set. It may contain newline characters if the text - control is multi-line. - */ - virtual void SetValue(const wxString& value); - /** Makes the line containing the given position visible. @@ -1730,32 +1391,6 @@ public: */ virtual void ShowPosition(long pos); - /** - If there is an undo facility and the last operation can be undone, - undoes the last operation. - - Does nothing if there is no undo facility. - */ - virtual void Undo(); - - /** - Writes the text into the text control at the current insertion position. - - @param text - Text to write to the text control. - - @remarks - Newlines in the text string are the only control characters - allowed, and they will cause appropriate line breaks. - See operator<<() and AppendText() for more convenient ways of - writing to the window. - After the write operation, the insertion point will be at the end - of the inserted text, so subsequent write operations will be appended. - To append text after the user may have interacted with the control, - call wxTextCtrl::SetInsertionPointEnd() before writing. - */ - virtual void WriteText(const wxString& text); - /** Converts the given zero based column and line number to a position.