dgui.progressbar 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 dgui.progressbar;
10 
11 import dgui.core.controls.subclassedcontrol;
12 
13 class ProgressBar: SubclassedControl
14 {
15 	private uint _minRange = 0;
16 	private uint _maxRange = 100;
17 	private uint _step = 10;
18 	private uint _value = 0;
19 
20 	@property public uint minRange()
21 	{
22 		return this._minRange;
23 	}
24 
25 	@property public void minRange(uint mr)
26 	{
27 		this._minRange = mr;
28 
29 		if(this.created)
30 		{
31 			this.sendMessage(PBM_SETRANGE32, this._minRange, this._maxRange);
32 		}
33 	}
34 
35 	@property public uint maxRange()
36 	{
37 		return this._maxRange;
38 	}
39 
40 	@property public void maxRange(uint mr)
41 	{
42 		this._maxRange = mr;
43 
44 		if(this.created)
45 		{
46 			this.sendMessage(PBM_SETRANGE32, this._minRange, this._maxRange);
47 		}
48 	}
49 
50 	@property public uint step()
51 	{
52 		return this._minRange;
53 	}
54 
55 	@property public void step(uint s)
56 	{
57 		this._step = s;
58 
59 		if(this.created)
60 		{
61 			this.sendMessage(PBM_SETSTEP, this._step, 0);
62 		}
63 	}
64 
65 	@property public uint value()
66 	{
67 		if(this.created)
68 		{
69 			return this.sendMessage(PBM_GETPOS, 0, 0);
70 		}
71 
72 		return this._value;
73 	}
74 
75 	@property public void value(uint p)
76 	{
77 		this._value = p;
78 
79 		if(this.created)
80 		{
81 			this.sendMessage(PBM_SETPOS, p, 0);
82 		}
83 	}
84 
85 	public void increment()
86 	{
87 		if(this.created)
88 		{
89 			this.sendMessage(PBM_STEPIT, 0, 0);
90 		}
91 		else
92 		{
93 			throwException!(DGuiException)("Cannot increment the progress bar");
94 		}
95 	}
96 
97 	protected override void createControlParams(ref CreateControlParams ccp)
98 	{
99 		ccp.superclassName = WC_PROGRESSBAR;
100 		ccp.className = WC_DPROGRESSBAR;
101 
102 		assert(this._dock !is DockStyle.fill, "ProgressBar: Invalid Dock Style");
103 
104 		if(this._dock is DockStyle.left || this._dock is DockStyle.right)
105 		{
106 			this.setStyle(PBS_VERTICAL, true);
107 		}
108 
109 		super.createControlParams(ccp);
110 	}
111 
112 	protected override void onHandleCreated(EventArgs e)
113 	{
114 		this.sendMessage(PBM_SETRANGE32, this._minRange, this._maxRange);
115 		this.sendMessage(PBM_SETSTEP, this._step, 0);
116 		this.sendMessage(PBM_SETPOS, this._value, 0);
117 
118 		super.onHandleCreated(e);
119 	}
120 }