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2 | #define SCROLLBAR_H |
2 | #define SCROLLBAR_H |
3 | |
3 | |
4 | #include <X11/Xlib.h> |
4 | #include <X11/Xlib.h> |
5 | |
5 | |
6 | struct rxvt_term; |
6 | struct rxvt_term; |
7 | |
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8 | #define R_SB_NEXT 1 |
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9 | #define R_SB_XTERM 2 |
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10 | #define R_SB_PLAIN 4 |
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11 | #define R_SB_RXVT 8 |
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12 | |
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13 | #define R_SB_ALIGN_CENTRE 0 |
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14 | #define R_SB_ALIGN_TOP 1 |
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15 | #define R_SB_ALIGN_BOTTOM 2 |
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16 | |
7 | |
17 | #define SB_WIDTH_NEXT 19 |
8 | #define SB_WIDTH_NEXT 19 |
18 | #define SB_WIDTH_XTERM 15 |
9 | #define SB_WIDTH_XTERM 15 |
19 | #define SB_WIDTH_PLAIN 7 |
10 | #define SB_WIDTH_PLAIN 7 |
20 | #ifndef SB_WIDTH_RXVT |
11 | #ifndef SB_WIDTH_RXVT |
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38 | #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING) |
29 | #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING) |
39 | #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT) |
30 | #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT) |
40 | #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2)) |
31 | #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2)) |
41 | |
32 | |
42 | enum sb_state { |
33 | enum sb_state { |
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34 | STATE_OFF, |
43 | STATE_IDLE = 1, |
35 | STATE_IDLE, |
44 | STATE_MOTION, |
36 | STATE_MOTION, |
45 | STATE_UP, |
37 | STATE_UP, |
46 | STATE_DOWN, |
38 | STATE_DOWN, |
47 | }; |
39 | }; |
48 | |
40 | |
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41 | enum sb_style { |
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42 | R_SB_NEXT = 1, |
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43 | R_SB_XTERM = 2, |
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44 | R_SB_PLAIN = 4, |
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45 | R_SB_RXVT = 8, |
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46 | }; |
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47 | |
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48 | enum sb_align { |
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49 | R_SB_ALIGN_CENTRE, |
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50 | R_SB_ALIGN_TOP, |
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51 | R_SB_ALIGN_BOTTOM, |
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52 | }; |
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53 | |
49 | struct scrollBar_t { |
54 | struct scrollBar_t |
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55 | { |
50 | rxvt_term *term; |
56 | rxvt_term *term; |
51 | char state; /* scrollbar state */ |
57 | sb_state state; /* scrollbar state */ |
52 | char init; /* scrollbar has been initialised */ |
58 | char init; /* scrollbar has been initialised */ |
53 | unsigned int beg; /* slider sub-window begin height */ |
59 | unsigned int beg; /* slider sub-window begin height */ |
54 | unsigned int end; /* slider sub-window end height */ |
60 | unsigned int end; /* slider sub-window end height */ |
55 | unsigned int top; /* slider top position */ |
61 | unsigned int top; /* slider top position */ |
56 | unsigned int bot; /* slider bottom position */ |
62 | unsigned int bot; /* slider bottom position */ |
57 | unsigned int style; /* style: rxvt, xterm, next */ |
63 | sb_style style; /* style: rxvt, xterm, next */ |
58 | unsigned int width; /* scrollbar width */ |
64 | unsigned int width; /* scrollbar width */ |
59 | int shadow; /* scrollbar shadow width */ |
65 | int shadow; /* scrollbar shadow width */ |
60 | int last_bot; /* scrollbar last bottom position */ |
66 | int last_bot; /* scrollbar last bottom position */ |
61 | int last_top; /* scrollbar last top position */ |
67 | int last_top; /* scrollbar last top position */ |
62 | int last_state; /* scrollbar last state */ |
68 | int last_state; /* scrollbar last state */ |
63 | int len; |
69 | sb_align align; |
64 | unsigned char align; |
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65 | Window win; |
70 | Window win; |
66 | Cursor leftptr_cursor; |
71 | Cursor leftptr_cursor; |
67 | int (rxvt_term::*update)(int, int, int, int); |
72 | int (scrollBar_t::*update)(int); |
68 | void setup (rxvt_term *); |
73 | void setup (rxvt_term *); |
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74 | void resize (); |
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75 | int map (int); |
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76 | int show (int); |
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77 | void destroy (); |
69 | |
78 | |
70 | bool upButton (int y) |
79 | bool upButton (int y) |
71 | { |
80 | { |
72 | if (style == R_SB_NEXT) |
81 | if (style == R_SB_NEXT) |
73 | return y > end && y <= end + width + 1; |
82 | return y > end && y <= end + width + 1; |
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81 | return y > end + width + 1; |
90 | return y > end + width + 1; |
82 | if (style == R_SB_RXVT) |
91 | if (style == R_SB_RXVT) |
83 | return y > end; |
92 | return y > end; |
84 | return false; |
93 | return false; |
85 | } |
94 | } |
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95 | unsigned min_height () |
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96 | { |
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97 | return style == R_SB_NEXT ? SB_THUMB_MIN_HEIGHT : 10; |
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98 | } |
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99 | unsigned size () |
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100 | { |
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101 | return end - beg - min_height (); |
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102 | } |
86 | unsigned total_width () |
103 | unsigned total_width () |
87 | { |
104 | { |
88 | return width + shadow * 2; |
105 | return width + shadow * 2; |
89 | } |
106 | } |
90 | }; |
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91 | |
107 | |
92 | #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT |
108 | #if defined(NEXT_SCROLLBAR) |
93 | #define SCROLLRXVT_MINHEIGHT 10 |
109 | GC blackGC, |
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110 | whiteGC, |
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111 | grayGC, |
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112 | darkGC, |
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113 | stippleGC; |
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114 | Pixmap dimple, |
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115 | upArrow, |
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116 | downArrow, |
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117 | upArrowHi, |
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118 | downArrowHi; |
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119 | #endif |
94 | |
120 | |
95 | #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \ |
121 | #if defined(RXVT_SCROLLBAR) |
96 | ? SCROLLNEXT_MINHEIGHT \ |
122 | GC scrollbarGC, |
97 | : SCROLLRXVT_MINHEIGHT) |
123 | topShadowGC, |
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124 | botShadowGC; |
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125 | #endif |
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126 | |
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127 | #if defined(XTERM_SCROLLBAR) |
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128 | GC xscrollbarGC, |
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129 | ShadowGC; |
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130 | #endif |
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131 | |
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132 | #if defined(PLAIN_SCROLLBAR) |
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133 | GC pscrollbarGC; |
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134 | #endif |
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135 | |
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136 | private: |
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137 | // update style dependent data |
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138 | void update_data (); |
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139 | |
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140 | // scrollbar-next.C |
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141 | int show_next (int); |
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142 | // scrollbar-rxvt.C |
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143 | int show_rxvt (int); |
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144 | // scrollbar-xterm.C |
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145 | int show_xterm (int); |
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146 | // scrollbar-plain.C |
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147 | int show_plain (int); |
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148 | |
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149 | void init_next (); |
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150 | }; |
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151 | |
98 | #define scrollbar_above_slider(y) ((y) < scrollBar.top) |
152 | #define scrollbar_above_slider(y) ((y) < scrollBar.top) |
99 | #define scrollbar_below_slider(y) ((y) > scrollBar.bot) |
153 | #define scrollbar_below_slider(y) ((y) > scrollBar.bot) |
100 | #define scrollbar_position(y) ((y) - scrollBar.beg) |
154 | #define scrollbar_position(y) ((y) - scrollBar.beg) |
101 | #define scrollbar_size() (scrollBar.end - scrollBar.beg \ |
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102 | - scrollbar_minheight ()) |
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103 | |
155 | |
104 | /* |
156 | /* |
105 | * +-------------+ |
157 | * +-------------+ |
106 | * | | <---< SB_PADDING |
158 | * | | <---< SB_PADDING |
107 | * | ::::::::::: | |
159 | * | ::::::::::: | |