| 1 | /* |
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| 2 | SPDX-FileCopyrightText: 2008 Erlend Hamberg <ehamberg@gmail.com> |
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| 3 | |
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| 4 | SPDX-License-Identifier: LGPL-2.0-or-later |
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| 5 | */ |
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| 6 | |
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| 7 | #ifndef KATEVI_REPLACE_VI_MODE_H |
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| 8 | #define KATEVI_REPLACE_VI_MODE_H |
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| 9 | |
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| 10 | #include <vimode/modes/modebase.h> |
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| 11 | |
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| 12 | namespace KateVi |
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| 13 | { |
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| 14 | /** |
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| 15 | * Commands for the vi replace mode |
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| 16 | */ |
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| 17 | class ReplaceViMode : public ModeBase |
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| 18 | { |
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| 19 | public: |
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| 20 | explicit ReplaceViMode(InputModeManager *viInputModeManager, KTextEditor::ViewPrivate *view, KateViewInternal *viewInternal); |
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| 21 | |
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| 22 | /// Update the track of overwritten characters with the \p s character. |
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| 23 | inline void overwrittenChar(const QChar &s) |
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| 24 | { |
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| 25 | m_overwritten += s; |
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| 26 | } |
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| 27 | |
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| 28 | void setCount(int count) |
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| 29 | { |
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| 30 | m_count = count; |
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| 31 | } |
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| 32 | |
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| 33 | protected: |
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| 34 | /** |
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| 35 | * Checks if the key is a valid command in replace mode. |
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| 36 | * |
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| 37 | * @returns true if a command was completed and executed, false otherwise. |
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| 38 | */ |
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| 39 | bool handleKeypress(const QKeyEvent *e) override; |
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| 40 | |
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| 41 | private: |
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| 42 | /** |
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| 43 | * Replace the character at the current column with a character from |
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| 44 | * the same column but in a different line. |
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| 45 | * |
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| 46 | * @param offset The offset of the line to be picked. This value is |
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| 47 | * relative to the current line. |
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| 48 | * @returns true if the character could be replaced, false otherwise. |
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| 49 | */ |
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| 50 | bool commandInsertFromLine(int offset); |
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| 51 | |
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| 52 | // Auxiliar methods for moving the cursor in replace mode. |
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| 53 | |
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| 54 | bool commandMoveOneWordLeft(); |
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| 55 | bool commandMoveOneWordRight(); |
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| 56 | |
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| 57 | // Auxiliar methods for removing modifications. |
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| 58 | |
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| 59 | void backspace(); |
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| 60 | void commandBackWord(); |
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| 61 | void commandBackLine(); |
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| 62 | void leaveReplaceMode(); |
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| 63 | |
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| 64 | protected: |
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| 65 | unsigned int m_count; |
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| 66 | |
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| 67 | private: |
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| 68 | /// Keeps track of the characters that have been overwritten so far. |
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| 69 | QString m_overwritten; |
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| 70 | }; |
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| 71 | |
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| 72 | } |
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| 73 | |
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| 74 | #endif /* KATEVI_REPLACE_VI_MODE_H */ |
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| 75 | |
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