mirror of https://github.com/weiju/amiga-stuff
432 lines
16 KiB
C
432 lines
16 KiB
C
#include <string.h>
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#include <intuition/intuition.h>
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#include <dos/dosextens.h>
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#include <clib/exec_protos.h>
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#include <clib/intuition_protos.h>
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#include <clib/graphics_protos.h>
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#include <clib/dos_protos.h>
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#include <clib/alib_stdio_protos.h>
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#include "filereq.h"
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#include "dos13.h"
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#define BUTTON_HMARGIN 5
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#define REQ_HMARGIN 10
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#define REQ_VMARGIN 14
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#define LABEL_DRAWER 0
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#define LABEL_FILE 1
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#define LABEL_PARENT 2
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#define LABEL_DRIVES 3
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#define LABEL_OPEN 4
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#define LABEL_CANCEL 5
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#define REQWIN_HEIGHT 180
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#define REQ_WIDTH 240
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#define REQ_HEIGHT 175
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#define TOPAZ_BASELINE 8
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#define BUTTON_Y 135
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#define BUTTON_HEIGHT 18
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#define BUTTON_TEXT_XOFFSET 5
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#define BUTTON_TEXT_YOFFSET (TOPAZ_BASELINE - 3)
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#define OK_BUTTON_X 0
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#define OK_BUTTON_WIDTH 40
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#define DRIVES_BUTTON_X 46
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#define DRIVES_BUTTON_WIDTH 58
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#define PARENT_BUTTON_X 110
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#define PARENT_BUTTON_WIDTH 58
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#define CANCEL_BUTTON_X 174
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#define CANCEL_BUTTON_WIDTH 58
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#define DRAWER_GADGET_X 60
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#define DRAWER_GADGET_Y 98
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#define FILE_GADGET_X DRAWER_GADGET_X
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#define FILE_GADGET_Y 115
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#define PATH_GADGET_WIDTH 160
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#define PATH_GADGET_HEIGHT 10
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#define STR_LABEL_XOFFSET -60
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#define STR_LABEL_YOFFSET 2
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#define FILE_LIST_X 0
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#define FILE_LIST_Y 0
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//#define FILE_LIST_WIDTH 229
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static int filelist_width;
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static int filelist_bm_width;
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#define FILE_LIST_HEIGHT 86
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#define FILE_LIST_BM_X 1
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#define FILE_LIST_BM_Y 1
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#define FILE_LIST_BM_HEIGHT (FILE_LIST_HEIGHT - 2)
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#define LIST_VSLIDER_Y 0
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#define LIST_VSLIDER_WIDTH 11
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#define LIST_VSLIDER_HEIGHT 65
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#define LIST_UP_Y 65
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#define LIST_DOWN_Y (LIST_UP_Y + LIST_BUTTON_HEIGHT)
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#define LIST_BUTTON_WIDTH 11
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#define LIST_BUTTON_HEIGHT 11
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#define REQ_OK_BUTTON_ID 101
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#define REQ_DRIVES_BUTTON_ID 102
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#define REQ_PARENT_BUTTON_ID 103
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#define REQ_CANCEL_BUTTON_ID 104
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#define REQ_DIR_TEXT_ID 110
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#define REQ_FILE_TEXT_ID 111
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#define REQ_VSLIDER_ID 112
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#define REQ_UP_ID 113
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#define REQ_DOWN_ID 114
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static struct Requester requester;
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static BOOL req_opened = FALSE;
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static struct Window *req_window;
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// if image data is in fast RAM, we see nothing !!!
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static UWORD __chip up_imdata[] = { 65504, 32800, 32800, 32800, 33824, 36384, 39712, 32800,
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32800, 32800, 65504 };
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static struct Image up_image = { 0, 0, 11, 11, 1, up_imdata, 1, 0, NULL };
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static UWORD __chip down_imdata[] = { 65504, 32800, 32800, 32800, 39712, 36384, 33824, 32800,
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32800, 32800, 65504 };
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static struct Image down_image = { 0, 0, 11, 11, 1, down_imdata, 1, 0, NULL };
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static struct IntuiText labels[] = {
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{1, 0, JAM2, STR_LABEL_XOFFSET, STR_LABEL_YOFFSET, NULL, "Drawer", NULL},
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{1, 0, JAM2, STR_LABEL_XOFFSET, STR_LABEL_YOFFSET, NULL, "File", NULL},
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{1, 0, JAM2, BUTTON_TEXT_XOFFSET, BUTTON_TEXT_YOFFSET, NULL, "Parent", NULL},
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{1, 0, JAM2, BUTTON_TEXT_XOFFSET, BUTTON_TEXT_YOFFSET, NULL, "Drives", NULL},
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{1, 0, JAM2, BUTTON_TEXT_XOFFSET, BUTTON_TEXT_YOFFSET, NULL, "Open", NULL},
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{1, 0, JAM2, BUTTON_TEXT_XOFFSET, BUTTON_TEXT_YOFFSET, NULL, "Cancel", NULL}
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};
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static WORD ok_border_points[] = {0, 0, OK_BUTTON_WIDTH, 0, OK_BUTTON_WIDTH, BUTTON_HEIGHT, 0,
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BUTTON_HEIGHT, 0, 0};
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static WORD drives_border_points[] = {0, 0, DRIVES_BUTTON_WIDTH, 0, DRIVES_BUTTON_WIDTH,
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BUTTON_HEIGHT, 0, BUTTON_HEIGHT, 0, 0};
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static WORD cancel_border_points[] = {0, 0, CANCEL_BUTTON_WIDTH, 0, CANCEL_BUTTON_WIDTH,
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BUTTON_HEIGHT, 0, BUTTON_HEIGHT, 0, 0};
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static WORD list_border_points[] = {0, 0, 0, 0, 0, FILE_LIST_HEIGHT, 0, FILE_LIST_HEIGHT, 0, 0};
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/* the -2 is the margin to set to avoid that the string gadget will overdraw the
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borders */
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static WORD string_border_points[] = {-2, -2, PATH_GADGET_WIDTH, -2, PATH_GADGET_WIDTH,
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10, -2, 10, -2, -2};
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static struct Border ok_button_border = {0, 0, 1, 0, JAM1, 5, ok_border_points, NULL};
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static struct Border drives_button_border = {0, 0, 1, 0, JAM1, 5, cancel_border_points, NULL};
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static struct Border parent_button_border = {0, 0, 1, 0, JAM1, 5, cancel_border_points, NULL};
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static struct Border cancel_button_border = {0, 0, 1, 0, JAM1, 5, cancel_border_points, NULL};
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static struct Border str_gadget_border = {0, 0, 1, 0, JAM1, 5, string_border_points, NULL};
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static struct Border file_list_border = {FILE_LIST_X, FILE_LIST_Y, 1, 0, JAM1, 5,
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list_border_points, NULL};
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static UBYTE buffer1[82], undobuffer1[82];
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static struct StringInfo strinfo1 = {buffer1, undobuffer1, 0, 80, 0, 0, 0, 0, 0, 0, NULL, 0, NULL};
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static UBYTE buffer2[82], undobuffer2[82];
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static struct StringInfo strinfo2 = {buffer2, undobuffer2, 0, 80, 0, 0, 0, 0, 0, 0, NULL, 0, NULL};
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static struct Image slider_image;
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static struct PropInfo propinfo = {AUTOKNOB | FREEVERT, 0, 0, MAXBODY, MAXBODY,
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0, 0, 0, 0, 0, 0};
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#define WIN_TITLE "Open File..."
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static struct NewWindow newwin = {
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0, 0, 0, REQWIN_HEIGHT, 0, 1,
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IDCMP_GADGETUP | IDCMP_MOUSEBUTTONS,
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WFLG_CLOSEGADGET | WFLG_SMART_REFRESH | WFLG_ACTIVATE | WFLG_DRAGBAR | WFLG_DEPTHGADGET | WFLG_NOCAREREFRESH,
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NULL, NULL, WIN_TITLE,
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NULL, NULL,
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0, REQWIN_HEIGHT,
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0, REQWIN_HEIGHT,
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WBENCHSCREEN
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};
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static struct Gadget list_down = {NULL, 0, LIST_DOWN_Y,
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LIST_BUTTON_WIDTH, LIST_BUTTON_HEIGHT,
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GFLG_GADGHCOMP | GFLG_GADGIMAGE, GACT_RELVERIFY,
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GTYP_BOOLGADGET | GTYP_REQGADGET,
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&down_image, NULL,
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NULL, 0, NULL,
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REQ_DOWN_ID, NULL};
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static struct Gadget list_up = {&list_down, 0, LIST_UP_Y,
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LIST_BUTTON_WIDTH, LIST_BUTTON_HEIGHT,
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GFLG_GADGHCOMP | GFLG_GADGIMAGE, GACT_RELVERIFY,
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GTYP_BOOLGADGET | GTYP_REQGADGET,
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&up_image, NULL,
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NULL, 0, NULL,
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REQ_UP_ID, NULL};
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static struct Gadget list_vslider = {&list_up, 0, LIST_VSLIDER_Y,
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LIST_VSLIDER_WIDTH, LIST_VSLIDER_HEIGHT,
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GFLG_GADGHCOMP, GACT_RELVERIFY, GTYP_PROPGADGET,
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&slider_image, NULL, NULL, 0, &propinfo,
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REQ_VSLIDER_ID, NULL};
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static struct Gadget file_text = {&list_vslider, FILE_GADGET_X, FILE_GADGET_Y,
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PATH_GADGET_WIDTH, PATH_GADGET_HEIGHT,
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GFLG_GADGHCOMP, GACT_RELVERIFY, GTYP_STRGADGET,
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&str_gadget_border, NULL, &labels[LABEL_FILE], 0, &strinfo2,
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REQ_FILE_TEXT_ID, NULL};
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static struct Gadget dir_text = {&file_text, DRAWER_GADGET_X, DRAWER_GADGET_Y,
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PATH_GADGET_WIDTH, PATH_GADGET_HEIGHT,
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GFLG_GADGHCOMP, GACT_RELVERIFY, GTYP_STRGADGET,
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&str_gadget_border,
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NULL, &labels[LABEL_DRAWER], 0, &strinfo1,REQ_DIR_TEXT_ID, NULL};
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// Note: Cancel does not specify the GACT_ENDGADGET flag, it seems that
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// IDCMP_REQCLEAR is not fired when Intuition closes the requester automatically
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static struct Gadget cancel_button = {&dir_text, CANCEL_BUTTON_X, BUTTON_Y, CANCEL_BUTTON_WIDTH,
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BUTTON_HEIGHT, GFLG_GADGHCOMP, GACT_RELVERIFY,
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GTYP_BOOLGADGET | GTYP_REQGADGET, &cancel_button_border, NULL,
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&labels[LABEL_CANCEL], 0, NULL, REQ_CANCEL_BUTTON_ID, NULL};
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static struct Gadget parent_button = {&cancel_button, PARENT_BUTTON_X, BUTTON_Y,
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PARENT_BUTTON_WIDTH, BUTTON_HEIGHT,
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GFLG_GADGHCOMP | GFLG_DISABLED, GACT_RELVERIFY,
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GTYP_BOOLGADGET | GTYP_REQGADGET,
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&parent_button_border, NULL,
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&labels[LABEL_PARENT], 0, NULL,
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REQ_PARENT_BUTTON_ID, NULL};
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static struct Gadget drives_button = {&parent_button, DRIVES_BUTTON_X, BUTTON_Y,
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DRIVES_BUTTON_WIDTH, BUTTON_HEIGHT,
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GFLG_GADGHCOMP, GACT_RELVERIFY,
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GTYP_BOOLGADGET | GTYP_REQGADGET,
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&drives_button_border, NULL,
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&labels[LABEL_DRIVES], 0, NULL,
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REQ_DRIVES_BUTTON_ID, NULL};
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static struct Gadget ok_button = {&drives_button, OK_BUTTON_X, BUTTON_Y,
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OK_BUTTON_WIDTH, BUTTON_HEIGHT,
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GFLG_GADGHCOMP, GACT_RELVERIFY,
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GTYP_BOOLGADGET | GTYP_REQGADGET,
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&ok_button_border, NULL,
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&labels[LABEL_OPEN], 0, NULL,
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REQ_OK_BUTTON_ID, NULL};
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static int filelist_bm_depth = 1;
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static struct BitMap filelist_bitmap;
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static struct RastPort filelist_rastport;
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#define PATHBUFFER_SIZE 200
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static char dirname[PATHBUFFER_SIZE + 1];
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static BPTR flock;
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static LONG error;
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static struct FileInfoBlock fileinfo;
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static struct TextFont *reqwin_font;
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static UWORD font_baseline, font_height;
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static void print_fileinfo(struct FileInfoBlock *fileinfo)
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{
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if (fileinfo->fib_DirEntryType > 0) {
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printf("dir: '%s'\n", fileinfo->fib_FileName);
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} else {
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printf("file: '%s'\n", fileinfo->fib_FileName);
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}
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}
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static void close_requester()
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{
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if (req_opened) {
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EndRequest(&requester, req_window);
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req_opened = FALSE;
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}
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}
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int file_index(int mx, int my) {
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int x1 = REQ_HMARGIN + FILE_LIST_X;
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int y1 = REQ_VMARGIN + FILE_LIST_Y;
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int x2 = x1 + filelist_width;
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int y2 = y1 + FILE_LIST_HEIGHT;
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if (mx >= x1 && mx <= x2 && my >= y1 && my <= y2) {
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int rely = my - y1;
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printf("rely: %d\n", rely);
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return 0;
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}
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return -1;
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}
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static void handle_events()
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{
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BOOL done = FALSE;
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struct IntuiMessage *msg;
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ULONG msgClass;
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UWORD menuCode;
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int buttonId;
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while (!done) {
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Wait(1 << req_window->UserPort->mp_SigBit);
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if (msg = (struct IntuiMessage *) GetMsg(req_window->UserPort)) {
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msgClass = msg->Class;
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switch (msgClass) {
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case IDCMP_MOUSEBUTTONS:
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if (msg->Code == SELECTUP) {
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WORD mx = msg->MouseX, my = msg->MouseY, file_i = file_index(mx, my);
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if (file_i >= 0) {
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// TODO
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}
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}
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ReplyMsg((struct Message *) msg);
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break;
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case IDCMP_GADGETUP:
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buttonId = (int) ((struct Gadget *) (msg->IAddress))->GadgetID;
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ReplyMsg((struct Message *) msg);
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if (buttonId == REQ_OK_BUTTON_ID) {
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close_requester();
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done = TRUE;
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}
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else if (buttonId == REQ_CANCEL_BUTTON_ID) {
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close_requester();
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done = TRUE;
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}
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break;
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default:
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break;
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}
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}
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}
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}
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static void cleanup()
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{
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for (int i = 0; i < filelist_bm_depth; i++) {
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if (filelist_bitmap.Planes[i]) FreeRaster(filelist_bitmap.Planes[i],
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filelist_width,
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FILE_LIST_HEIGHT);
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}
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}
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void draw_list()
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{
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struct FileListEntry *files = scan_dir(NULL), *cur;
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// Note that we need to render into the requester
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// layer's rastport, because it is rendered on top of the
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// parent window and obscures the content
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struct RastPort *src_rp = &filelist_rastport;
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struct RastPort *dst_rp = requester.ReqLayer->rp;
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// make sure drawing is clipped, otherwise it will
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// draw somewhere else into memory
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SetAPen(src_rp, 1);
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int ypos = 10;
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cur = files;
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while (cur) {
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Move(src_rp, 8, ypos);
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Text(src_rp, cur->name, strlen(cur->name));
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cur = cur->next;
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ypos += font_height;
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if (ypos > FILE_LIST_BM_HEIGHT) break;
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}
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SetDrMd(src_rp, COMPLEMENT);
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// Draw selection rectangle
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RectFill(src_rp, 8, 12, filelist_bm_width - 8, 18);
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free_file_list(files);
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// Done drawing, offscreen bitmap is rendered, copy to the requester's layer
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ClipBlit(src_rp, 0, 0, dst_rp,
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FILE_LIST_BM_X, FILE_LIST_BM_Y, filelist_bm_width, FILE_LIST_BM_HEIGHT,
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0xc0);
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}
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// Initialize the requester window and gadget sizes
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// according to the current font and screen resolutions
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void init_sizes(struct Window *window, struct Requester *requester)
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{
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int scrw = window->WScreen->Width;
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int scrh = window->WScreen->Height;
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// Determine the width of the requester. This is
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// the maximum of the width of the button bar and
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// the file list.
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// The width of the file list is the width to hold 30 characters
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// in the current font
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filelist_width = TextLength(window->RPort, "WWWWWWWWWWWWWWWWWWWWWWWWWWWWWW", 30) + 10;
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filelist_bm_width = filelist_width - 2;
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int buttonbar_width = TextLength(window->RPort, "OpenDrivesParentCancel", 22)
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+ (BUTTON_HMARGIN * 2 * 4);
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int req_width = filelist_width > buttonbar_width ? filelist_width : buttonbar_width;
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printf("filelist width: %d, button bar width: %d, req_width: %d\n", filelist_width,
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buttonbar_width, req_width);
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req_width += LIST_VSLIDER_WIDTH;
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newwin.MinWidth = newwin.MaxWidth = newwin.Width = req_width + 2 * REQ_HMARGIN;
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// TODO: respect screen size
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newwin.LeftEdge = window->LeftEdge + 10;
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newwin.TopEdge = window->TopEdge + 10;
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// adjust border
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list_border_points[2] = filelist_width;
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list_border_points[4] = filelist_width;
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// adjust gadgets
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list_down.LeftEdge = filelist_width;
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list_up.LeftEdge = filelist_width;
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list_vslider.LeftEdge = filelist_width;
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requester->Width = req_width;
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requester->LeftEdge = REQ_HMARGIN;
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requester->TopEdge = REQ_VMARGIN;
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requester->Height = REQ_HEIGHT;
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requester->Flags = SIMPLEREQ | NOREQBACKFILL | NOISYREQ;
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requester->BackFill = 0;
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requester->ReqGadget = &ok_button;
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requester->ReqBorder = &file_list_border;
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requester->ReqText = NULL;
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}
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void open_file(struct Window *window)
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{
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BOOL result;
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InitRequester(&requester);
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init_sizes(window, &requester);
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if (req_window = OpenWindow(&newwin)) {
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reqwin_font = req_window->IFont;
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font_height = reqwin_font->tf_YSize;
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font_baseline = reqwin_font->tf_Baseline;
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printf("Font ysize: %d, baseline: %d\n", (int) font_height, (int) font_baseline);
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// TODO: the offline bitmap should be higher by one text line than the
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// visible area, since clipping doesn't work easily on drawing text
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InitBitMap(&filelist_bitmap, filelist_bm_depth, filelist_bm_width, FILE_LIST_BM_HEIGHT);
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for (int i = 0; i < filelist_bm_depth; i++) filelist_bitmap.Planes[i] = NULL;
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for (int i = 0; i < filelist_bm_depth; i++) {
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if (!(filelist_bitmap.Planes[i] = AllocRaster(filelist_width, FILE_LIST_HEIGHT))) {
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cleanup();
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return;
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} else {
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BltClear(filelist_bitmap.Planes[i],
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RASSIZE(filelist_width, FILE_LIST_HEIGHT), 1);
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}
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}
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InitRastPort(&filelist_rastport);
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filelist_rastport.BitMap = &filelist_bitmap;
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if (req_opened = Request(&requester, req_window)) {
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draw_list();
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handle_events();
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CloseWindow(req_window);
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req_window = NULL;
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} else {
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puts("Request() failed !!!");
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}
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cleanup();
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} else {
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puts("OpenWindow() failed !!!");
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}
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}
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