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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 6865 | serge | 1 | #include |
| 2 | #include |
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| 3 | #include "winlib.h" |
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| 4 | |||
| 5 | typedef struct |
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| 6 | { |
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| 7 | ctrl_t ctrl; |
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| 8 | |||
| 9 | uint32_t state; |
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| 10 | |||
| 11 | char *caption; |
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| 12 | int capt_len; |
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| 13 | }button_t; |
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| 14 | |||
| 15 | static void button_on_draw(button_t *btn) |
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| 16 | { |
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| 17 | color_t color = 0xFFD7D7D7; |
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| 18 | char t = (char)btn->ctrl.id; |
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| 19 | rect_t rc, rci; |
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| 20 | |||
| 21 | if(btn->ctrl.style & 1) |
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| 22 | { |
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| 23 | send_message(btn->ctrl.parent, MSG_OWNERDRAW, btn, 0); |
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| 24 | return; |
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| 25 | } |
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| 26 | |||
| 27 | if(btn->state & bPressed) |
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| 28 | color = 0xFFB0B0B0; |
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| 29 | else if(btn->state & bHighlight) |
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| 30 | color = 0xFFE7E7E7; |
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| 31 | |||
| 32 | rc = rci = btn->ctrl.rc; |
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| 33 | rci.l++; |
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| 34 | rci.t++; |
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| 35 | |||
| 36 | px_hline(btn->ctrl.ctx, rc.l, rc.t, btn->ctrl.w, 0xFF646464); |
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| 37 | px_fill_rect(btn->ctrl.ctx, &rci, color); |
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| 38 | px_hline(btn->ctrl.ctx, rc.l, rc.b-1, btn->ctrl.w, 0xFF646464); |
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| 39 | px_vline(btn->ctrl.ctx, rc.l, rc.t+1, btn->ctrl.h-2, 0xFF646464); |
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| 40 | px_vline(btn->ctrl.ctx, rc.r-1, rc.t+1, btn->ctrl.h-2, 0xFF646464); |
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| 41 | |||
| 42 | rc.l+= 4; |
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| 43 | rc.t+= 6; |
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| 44 | |||
| 45 | draw_text_ext(btn->ctrl.ctx, btn->ctrl.font, btn->caption, btn->capt_len, &rc, 0xFF000000); |
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| 46 | }; |
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| 47 | |||
| 48 | static void button_on_mouseenter(button_t *btn) |
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| 49 | { |
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| 50 | btn->state|= bHighlight; |
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| 51 | send_message(&btn->ctrl, MSG_DRAW, 0, 0); |
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| 52 | } |
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| 53 | |||
| 54 | static void button_on_mouseleave(button_t *btn) |
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| 55 | { |
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| 56 | if( (ctrl_t*)btn != mouse_capture) { |
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| 57 | btn->state &= ~bHighlight; |
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| 58 | send_message(&btn->ctrl, MSG_DRAW, 0, 0); |
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| 59 | }; |
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| 60 | } |
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| 61 | |||
| 62 | static void button_on_lbuttondown(button_t *btn, int x, int y) |
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| 63 | { |
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| 64 | capture_mouse((ctrl_t*)btn); |
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| 65 | btn->state|= bPressed; |
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| 66 | send_message(&btn->ctrl, MSG_DRAW, 0, 0); |
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| 67 | }; |
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| 68 | |||
| 69 | static void button_on_lbuttonup(button_t *btn, int x, int y) |
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| 70 | { |
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| 71 | int action; |
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| 72 | |||
| 73 | action = (btn->state & bPressed) ? MSG_COMMAND : 0; |
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| 74 | |||
| 75 | release_mouse(); |
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| 76 | |||
| 77 | if( pt_in_rect( &btn->ctrl.rc, x, y) ) |
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| 78 | btn->state = bHighlight; |
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| 79 | else |
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| 80 | btn->state = 0; |
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| 81 | |||
| 82 | send_message(&btn->ctrl, MSG_DRAW, 0, 0); |
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| 83 | |||
| 84 | if(action) |
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| 85 | send_message(btn->ctrl.parent,MSG_COMMAND,btn->ctrl.id,(int)btn); |
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| 86 | }; |
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| 87 | |||
| 88 | static void button_on_mousemove(button_t *btn, int x, int y) |
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| 89 | { |
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| 90 | int old_state; |
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| 91 | |||
| 92 | if( !(btn->state & bHighlight)) |
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| 93 | { |
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| 94 | btn->state|= bHighlight; |
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| 95 | send_message(&btn->ctrl, MSG_DRAW, 0, 0); |
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| 96 | }; |
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| 97 | |||
| 98 | if( (ctrl_t*)btn != mouse_capture) |
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| 99 | return; |
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| 100 | |||
| 101 | old_state = btn->state; |
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| 102 | |||
| 103 | if( pt_in_rect(&btn->ctrl.rc, x, y) ) |
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| 104 | btn->state |= bPressed; |
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| 105 | else |
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| 106 | btn->state &= ~bPressed; |
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| 107 | |||
| 108 | if( old_state ^ btn->state) |
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| 109 | send_message(&btn->ctrl, MSG_DRAW, 0, 0); |
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| 110 | } |
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| 111 | |||
| 112 | int button_proc(ctrl_t *ctrl, uint32_t msg, uint32_t arg1, uint32_t arg2) |
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| 113 | { |
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| 114 | button_t *btn = (button_t*)ctrl; |
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| 115 | |||
| 116 | switch( msg ) |
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| 117 | { |
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| 118 | HANDLE_MSG(btn, MSG_DRAW, button_on_draw); |
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| 119 | HANDLE_MSG(btn, MSG_MOUSEENTER, button_on_mouseenter); |
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| 120 | HANDLE_MSG(btn, MSG_MOUSELEAVE, button_on_mouseleave); |
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| 121 | HANDLE_MSG(btn, MSG_LBTNDOWN, button_on_lbuttondown); |
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| 122 | HANDLE_MSG(btn, MSG_LBTNDBLCLK, button_on_lbuttondown); |
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| 123 | HANDLE_MSG(btn, MSG_LBTNUP, button_on_lbuttonup); |
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| 124 | HANDLE_MSG(btn, MSG_MOUSEMOVE, button_on_mousemove); |
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| 125 | } |
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| 126 | return 0; |
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| 127 | }; |
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| 128 | |||
| 129 | ctrl_t *create_button(char *caption, uint32_t style, int id, int x, int y, |
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| 130 | int w, int h, ctrl_t *parent) |
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| 131 | { |
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| 132 | button_t *btn; |
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| 133 | int len; |
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| 134 | |||
| 135 | if( !parent ) |
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| 136 | return NULL; |
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| 137 | |||
| 138 | btn = create_control(sizeof(button_t), id, x, y, w, h, parent); |
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| 139 | btn->ctrl.style = style; |
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| 140 | btn->ctrl.handler = button_proc; |
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| 141 | btn->state = 0; |
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| 142 | btn->caption = caption; |
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| 143 | |||
| 144 | if( !caption ) |
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| 145 | btn->capt_len = 0; |
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| 146 | else |
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| 147 | { |
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| 148 | len = strlen(caption); |
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| 149 | btn->capt_len = len; |
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| 150 | if( len ) |
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| 151 | btn->caption = strdup(caption); |
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| 152 | else |
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| 153 | btn->caption = NULL; |
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| 154 | } |
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| 155 | |||
| 156 | return &btn->ctrl; |
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| 157 | }; |
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| 158 |