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Rev | Author | Line No. | Line |
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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 |