Mercurial > jwe > qt-gui-with-push-parser
annotate gui-main.h @ 7:04867eba6428
function objects and signals/slots for errors and results
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Thu, 23 May 2019 09:27:09 -0400 |
| parents | 54edd85237ab |
| children | 7c4b04a6346d |
| rev | line source |
|---|---|
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multiple inclusion guards in .h files
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1 #if ! defined (calc_gui_main_h) |
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b97ffa8e4019
multiple inclusion guards in .h files
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2 #define calc_gui_main_h 1 |
| 0 | 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 | |
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new interpreter and qt_interpreter objects
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15 #include "qt-interpreter.h" |
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0e154787183d
new interpreter and qt_interpreter objects
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16 |
| 0 | 17 namespace gui |
| 18 { | |
| 19 class command_window : public QTextEdit | |
| 20 { | |
| 21 Q_OBJECT | |
| 22 | |
| 23 public: | |
| 24 | |
| 25 command_window (QWidget *p = nullptr); | |
| 26 | |
| 27 virtual ~command_window (void) = default; | |
| 28 | |
| 29 // Accept an input line, parse and possibly execute it. | |
| 30 | |
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31 void accept_line (const std::string& line); |
| 0 | 32 |
| 33 // Redisplay current command line. | |
| 34 | |
| 35 void insert_at_end (const std::string& text); | |
| 36 | |
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37 void emit_error (const std::string& msg); |
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38 |
| 0 | 39 void emit_result (double value); |
| 40 | |
| 41 signals: | |
| 42 | |
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43 void input_char_available (int key); |
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44 |
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function objects and signals/slots for errors and results
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parents:
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45 void accept_line_signal (const QString& line); |
| 0 | 46 |
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04867eba6428
function objects and signals/slots for errors and results
John W. Eaton <jwe@octave.org>
parents:
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diff
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47 void redisplay_signal (void); |
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54edd85237ab
use signal to send input to qt interpreter object
John W. Eaton <jwe@octave.org>
parents:
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diff
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48 |
| 0 | 49 public slots: |
| 50 | |
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08df60a01bc1
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John W. Eaton <jwe@octave.org>
parents:
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diff
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51 void handle_input_char (int key); |
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08df60a01bc1
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John W. Eaton <jwe@octave.org>
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52 |
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7
04867eba6428
function objects and signals/slots for errors and results
John W. Eaton <jwe@octave.org>
parents:
5
diff
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53 void handle_error (const QString& msg); |
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04867eba6428
function objects and signals/slots for errors and results
John W. Eaton <jwe@octave.org>
parents:
5
diff
changeset
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54 |
| 0 | 55 void handle_result (double value); |
| 56 | |
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7
04867eba6428
function objects and signals/slots for errors and results
John W. Eaton <jwe@octave.org>
parents:
5
diff
changeset
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57 void redisplay (void); |
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04867eba6428
function objects and signals/slots for errors and results
John W. Eaton <jwe@octave.org>
parents:
5
diff
changeset
|
58 |
| 0 | 59 protected: |
| 60 | |
| 61 void keyPressEvent (QKeyEvent *event); | |
| 62 | |
| 63 int do_arrow_key (int arrow_key); | |
| 64 | |
| 65 // Retrieve a command from the history list and insert it on the | |
| 66 // current command. | |
| 67 | |
| 68 void history (bool up); | |
| 69 | |
| 70 void erase_line (void); | |
| 71 | |
| 72 void insert_at_cursor (const std::string& text); | |
| 73 | |
| 74 void insert_line (const std::string& prompt, const std::string& line); | |
| 75 | |
| 76 int set_mark (void); | |
| 77 | |
| 78 void insert_result (double value); | |
| 79 | |
| 80 void scroll_to_bottom (void); | |
| 81 | |
| 82 // Child widgets: | |
| 83 | |
| 84 QTextDocument *m_buffer; | |
| 85 | |
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4
0e154787183d
new interpreter and qt_interpreter objects
John W. Eaton <jwe@octave.org>
parents:
2
diff
changeset
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86 calc::qt_interpreter *m_interpreter; |
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0e154787183d
new interpreter and qt_interpreter objects
John W. Eaton <jwe@octave.org>
parents:
2
diff
changeset
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87 |
| 0 | 88 int beg_mark; |
| 89 int prompt_mark; | |
| 90 }; | |
| 91 | |
| 92 extern int main (int argc, char **argv); | |
| 93 } | |
| 94 | |
| 95 #endif |