Mercurial > jwe > qt-gui-with-push-parser
annotate gui-main.h @ 1:08df60a01bc1
debug flag, handle input with signal
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Mon, 20 May 2019 13:45:58 -0400 |
| parents | dff751fb985c |
| children | b97ffa8e4019 |
| rev | line source |
|---|---|
| 0 | 1 #if ! defined (gui_main_h) |
| 2 #define gui_main_h 1 | |
| 3 | |
| 4 #include <iostream> | |
| 5 #include <sstream> | |
| 6 #include <string> | |
| 7 | |
| 8 #include <cstdlib> | |
| 9 #include <cstring> | |
| 10 | |
| 11 #include <QApplication> | |
| 12 #include <QTextDocument> | |
| 13 #include <QTextEdit> | |
| 14 | |
| 15 namespace gui | |
| 16 { | |
| 17 class command_window : public QTextEdit | |
| 18 { | |
| 19 Q_OBJECT | |
| 20 | |
| 21 public: | |
| 22 | |
| 23 command_window (QWidget *p = nullptr); | |
| 24 | |
| 25 virtual ~command_window (void) = default; | |
| 26 | |
| 27 // Accept an input line, parse and possibly execute it. | |
| 28 | |
| 29 void accept (const std::string& line); | |
| 30 | |
| 31 // Redisplay current command line. | |
| 32 | |
| 33 void redisplay (void); | |
| 34 | |
| 35 void insert_at_end (const std::string& text); | |
| 36 | |
|
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08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
37 void emit_error (const std::string& msg); |
|
08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
38 |
| 0 | 39 void emit_result (double value); |
| 40 | |
| 41 signals: | |
| 42 | |
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08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
43 void input_char_available (int key); |
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08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
44 |
| 0 | 45 void result_available (double value); |
| 46 | |
| 47 public slots: | |
| 48 | |
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1
08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
49 void handle_input_char (int key); |
|
08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
50 |
| 0 | 51 void handle_result (double value); |
| 52 | |
| 53 protected: | |
| 54 | |
| 55 void keyPressEvent (QKeyEvent *event); | |
| 56 | |
| 57 int do_arrow_key (int arrow_key); | |
| 58 | |
| 59 // Retrieve a command from the history list and insert it on the | |
| 60 // current command. | |
| 61 | |
| 62 void history (bool up); | |
| 63 | |
| 64 void erase_line (void); | |
| 65 | |
| 66 void insert_at_cursor (const std::string& text); | |
| 67 | |
| 68 void insert_line (const std::string& prompt, const std::string& line); | |
| 69 | |
| 70 int set_mark (void); | |
| 71 | |
| 72 void insert_result (double value); | |
| 73 | |
| 74 void scroll_to_bottom (void); | |
| 75 | |
| 76 // Child widgets: | |
| 77 | |
| 78 QTextDocument *m_buffer; | |
| 79 | |
| 80 int beg_mark; | |
| 81 int prompt_mark; | |
| 82 }; | |
| 83 | |
| 84 extern int main (int argc, char **argv); | |
| 85 | |
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1
08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
86 extern void emit_error (const std::string& msg); |
|
08df60a01bc1
debug flag, handle input with signal
John W. Eaton <jwe@octave.org>
parents:
0
diff
changeset
|
87 |
| 0 | 88 extern void emit_result (double value); |
| 89 } | |
| 90 | |
| 91 #endif |