dguihub.textbox source code

1 /** DGui project file.
2 
3 Copyright: Trogu Antonio Davide 2011-2013
4 
5 License: $(HTTP boost.org/LICENSE_1_0.txt, Boost License 1.0).
6 
7 Authors: Trogu Antonio Davide
8 */
9 module dguihub.textbox;
10 
11 import dguihub.core.controls.textcontrol;
12 
13 enum CharacterCasing {
14    normal = 0,
15    uppercase = ES_UPPERCASE,
16    lowercase = ES_LOWERCASE,
17 }
18 
19 class TextBox : TextControl {
20    private CharacterCasing _chChasing = CharacterCasing.normal;
21    private uint _maxLength = 0;
22 
23    @property public final bool multiline() {
24       return cast(bool)(this.getStyle() & ES_MULTILINE);
25    }
26 
27    @property public final void multiline(bool b) {
28       this.setStyle(ES_MULTILINE, b);
29    }
30 
31    @property public final uint maxLength() {
32       if (!this._maxLength) {
33          if (this.getStyle() & ES_MULTILINE) {
34             return 0xFFFFFFFF;
35          } else {
36             return 0xFFFFFFFE;
37          }
38       }
39 
40       return this._maxLength;
41    }
42 
43    @property public final void maxLength(uint len) {
44       this._maxLength = len;
45 
46       if (!len) {
47          if (this.getStyle() & ES_MULTILINE) {
48             len = 0xFFFFFFFF;
49          } else {
50             len = 0xFFFFFFFE;
51          }
52       }
53 
54       if (this.created) {
55          this.sendMessage(EM_SETLIMITTEXT, len, 0);
56       }
57    }
58 
59    @property public final CharacterCasing characterCasing() {
60       return this._chChasing;
61    }
62 
63    @property public final void characterCasing(CharacterCasing ch) {
64       this._chChasing = ch;
65 
66       if (this.created) {
67          this.setStyle(this._chChasing, false); //Remove Old Style
68          this.setStyle(ch, true); //Add New Style
69       }
70    }
71 
72    @property public final void numbersOnly(bool b) {
73       this.setStyle(ES_NUMBER, b);
74    }
75 
76    @property public final void passwordText(bool b) {
77       this.setStyle(ES_PASSWORD, b);
78    }
79 
80    protected override void createControlParams(ref CreateControlParams ccp) {
81       this.setExStyle(WS_EX_CLIENTEDGE, true);
82       this.setStyle(ES_AUTOHSCROLL | this._chChasing, true);
83       ccp.superclassName = WC_EDIT;
84       ccp.className = WC_DEDIT;
85 
86       this.height = 20; //E questo cos'è?
87       super.createControlParams(ccp);
88    }
89 
90    protected override void onHandleCreated(EventArgs e) {
91       if (this._maxLength) {
92          this.sendMessage(EM_SETLIMITTEXT, this._maxLength, 0);
93       }
94 
95       super.onHandleCreated(e);
96    }
97 }